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10 Best Tuner for 5.3 Silverado Reviews: Buyers Guide [2022]

If you want to avoid the embarrassing situations, you need the best Chevy 5.3 tune. Chevy Silverado is considered a “beast” of a truck by most automobile enthusiasts.

Durability, fuel efficiency, horsepower, and an overall outstanding performance put this beast of a car as an efficient competitor in the market.

But many of the new owners do not know that this efficiency and performance factor can be further modified and improved.

Here is where tuners come into the main picture. In this guide, we will be discussing the tuner for 5.3 Silverado and other alternatives that can significantly improve the overall performance of your dream Chevy Silverado.

Why do we recommend DiabloSport Brand as  the best tuner Silverado? 

We must give DiabloSport Brand the best programmer for 5.3 Silverado for various intriguing reasons.

One such reason is the extremely easy installment and the compatibility feature included with this tuner.

A significant issue that most Silverado owners face is the exhaust buzz emitted due to the AFM activation.

The DiabloSport not only eliminates the exhaust buzz but effectively reduces the hesitation on acceleration.

Only a few tuners can pull off these capabilities, and DiabloSport tops the list among all its competitors.

Thus, if DiabloSport is your preferred option, then congrats! You have made the right choice.

You might check our another review of 5.3 vortec engine ignition coils packs upgrade.

Top 10 Best Tuner for 5.3 Silverado Reviews

01. S1000 DiabloSport Sprint AFM module -The Overall best performance programmer


Highlighted Features

  • Maintains V8 mode consistently
  • Compatible with 2005 GM cars to present
  • Designed to fit OBDII ports
  • Auto-stop/start feature
  • Supports both AFM and DFM engines

By deactivating the factory Active Fuel Management (AFM) system, which decreases cylinders and limits power, the DiabloSport Sprint Module enables maximum output and enhanced performance.

DiabloSport, based in Ogden, Utah, and Sanford, Florida, is an industry-leading maker of automobile performance programmers.

DiabloSport, a Holley Performance brand, and Powerteq branch, focus on creating one of the best power, maneuverability, and fuel efficiency gains on fuel-injected automobiles.

DiabloSport, founded in 2000, designs and manufactures the automobile industry’s most distinctive line of performance items.

S1000 DiabloSport Sprint AFM module is a highly compatible tuner that supports both Active Fuel Management systems and Dynamic fuel management system vehicles.

Furthermore, without any reprogramming or re-flashing of the vehicle’s ECU (onboard computer), the S1000 DiabloSport Sprint AFM module controls and enables vehicles to always maintain the V8 mode.

So, DiabloSport makes it to the number one spot and gains the title of “Best performance chips for Chevy Silverado” in our list.

One of the biggest downfalls of this product is that many customers have raised complaints as the tuner sometimes fails to shut the AFM of the vehicle down. Also, many have reported random error codes erupting in their systems.” 


  • Maximized fuel efficiency
  • Disables Active Fuel Management
  • Does not alter the ECU


  • Dangerous if left plugged in
  • Triggers errors

02. New Range Technology AFM/DFM Disabler


Highlighted Features

  • Compatible with all V6 & V8 GM cars
  • Does not re-program factory ECU
  • No tool installment
  • Leaves no trace after unplugging
  • Maintains full-cylinder mode

The New Range Technology AFM/DFM Disabler allows your V6 or V8 GM car to continuously operate in full cylinder mode, prohibiting the Active and Dynamic Fuel Management systems from lowering the levels.

The New Range Technology tuners achieve this by disabling the Active or Dynamic Fuel Management method by avoiding alterations to the vehicle’s ECU.

Complete power supply always, with no problems voiding the manufacturer warranty, is another added advantage of the tuner.
New Range Technology AFM/DFM Disabler is manufactured by Holley performance products that primarily focus on improving the customers’ overall experience.

Customers can easily install the disabler by plugging it into the onboard OBD II port of the desired vehicles.

New Range Technology AFM/DFM Disabler also promises its customers to provide sufficient power and control that a rider would need in any given situation.

One of the intriguing aspects of this tuner is that, once it is unplugged, the New Range Technology AFM/DFM Disabler automatically returns to its factory settings.

All of these factors put New Range Technology AFM/DFM Disabler in a competitive spot in our “best performance tuner for 5.3 Silverado” list.


  • Smoother transmission shifts
  • Minimal MPG loss
  • Eliminates stubble and hesitation of throttles


  • Prone to decrease tire sensor pressures

03. Range Technology Active Fuel Management Disable Device – Best for high-load vehicles 


Highlighted Features

  • Maintains V8 mode consistently
  • Unaltered factory ECU settings
  • Increases throttle response
  •  Consistent power supply
  • Suitable for high-load scenarios

By removing the built-in AFM technology, this tuner allows you to experience the full power of your car in any driving condition.

When driving, there is no abrupt shift in engine power. Your engine will constantly be in V8 mode if you have it installed.

Because all the cylinders are engaged, you’ll receive more power at low throttles as well. Faulty lifters are a prevalent issue with the Active Fuel Management system.

Because AFM mode keeps the lifters functioning by activating and deactivating them repeatedly, the lifters must be replaced as soon as possible.

However, this gadget saves you money by blocking the AFM system since you do not have to change lifters as regularly.

Range Technology AFM Disable Device does not require any tools or mechanical skills to install. Simply locate the OBD-II port and plug it in.

The installation is complete. Yes, this is much simpler. As a result, you can simply turn off your AFM and DFM systems and experience the full power of your car.

Overall, this device is excellent for assisting you when you have difficulty using your GM vehicle’s AFM systems.

The device is both safe and straightforward to use. There isn’t a single trace of alterations when you uninstall it, as it automatically returns to factory settings.

Before getting one, all you need to do is make sure it suits your car.


  • Causes less strain on the engine
  • Improves oil consumption
  • Straightforward installation


  • Unstable transmission shifts

04. Hypertech 3000 Max Energy Spectrum Power Programmer


Highlighted Features

  • Optimized engine tuning
  • Improves the mileage factor
  • User-friendly 4.3” full-color screen
  • Adjustable Rev limiter/Speed limiter
  • Consistent transmission adjustments

Hypertech 3000 Max Energy Spectrum Power Programmer outperforms every other bolt-on on the marketplace in terms of power-per-dollar.

Besides, it takes roughly 15 minutes to install without the need for any equipment.

This programmer is crafted for just about any type of driving in your diesel-powered car by incorporating optimal power output, acceleration, and performance.

Hypertech 3000 Max Energy Spectrum also includes a bigger backlit LCD screen for easy implementation and a user-friendly interface for simple installation, adjustment, and extra features.

Max Energy Spectrum Hypertech 3000 Power programming is the only tuner available that enables you to use the maximum power level for towing while keeping EGTs within a reasonable range.

This eliminates the need to be concerned about impacting the engine or transmission when hauling up to the maximum weight rating indicated by the vehicle’s manufacturer.

To assure durability, all tuning is performed in real-world situations with maximum payload and steep gradients.

Hypertech 3000 Max Energy Spectrum Power Programmer lets you change the TPMS alert criterion for various tires.

To ensure safety and meet the factory-installed tires’ max torque, automakers limit a vehicle’s peak speed.

If you’ve installed tires with a higher speed rating, you may use this programmer to raise the vehicle’s top-speed limitation to meet the speed rating.

With all the features mentioned above, Hypertech 3000 Max Energy Spectrum Power Programmer can surely be regarded as one of the best programmer for 5.3 Silverado.


  • Provides top-speed adjustments
  • Adjustable TPMS threshold
  • Accurate and clear DTC’s
  • Internet updatable


  • Constant updates
  • No cold air intake mod

05. Pedal Commander – PC65 for Chevrolet Silverado


Highlighted Features

  • Improved acceleration
  • 36 adjustable settings
  • Enhanced fuel economy
  • Straightforward installation
  • Added Bluetooth specification

Pedal Commander – PC65 is like a throttle response controller. It eliminates reaction times on your digital accelerator pedal.

It essentially allows your engine to react promptly. As an outcome, your car will be able to accelerate more quickly.

You spent a lot of money on your automobile but pushing the gas pedal feels like pressing a rubber.

To avoid that, there are four control modes in Pedal Commander: City, Eco, Sport, and Sport plus. Each control mode offers eight distinct sensitivity levels from which to pick.

These 36 distinct factors distinguish the Pedal Commander – PC65 from its competitors.

Pedal Commander may be programmed to your liking and your vehicle’s specifications. Pedal Commander – PC65 also comes with a Bluetooth specification.

After a quick and straightforward installation, you will notice significantly improved engine responsiveness, better acceleration, and fuel savings of up to 20% with true ECO Mode!

Pedal Commander is not a one-size-fits-all gadget. Each device is uniquely configured for your vehicle’s make, version, engine specifications, and gearbox.

Aside, the hardware of Pedal Commander is of the highest quality. Hence the company backs it up with a two-year warranty that includes a full refund or product renewal.


  • Versatile performance settings
  • Impressive throttle response
  • Ease of use


  • Expensive
  • Sometimes fatal to the wiring harness

06. Bully dog 40417 GT Platinum Tuner


Highlighted Features

  • AI Driving coach
  • Data interpreting and diagnostics
  • 10 Customisable tune files
  • Dynamic LCD
  • Widely Compatible

Dog GT Platinum Tuner has various downloadable features such as enhanced performance, speedometer calibration, and other enhancements.

Bully Dog GT Platinum includes Bully Dog’s patented Driving Coach function to teach you how to improve your car’s fuel efficiency.

It is designed to make interpreting and deleting diagnostic problem codes straightforward.

Bully Dog GT Tuner, accessible in both Federal EPA-Compliant and 50-State Legal variants, is the modification you’ve been seeking to unleash your performance.

Also, this is a tuner you can rely on, with a color display that presents numerous color themes, day and night driving settings, and online updates.

Bully Dog GT Platinum tuner is a four-in-one product that includes a car engine tuner, sensor, gauge, and diagnostic equipment.

Bully Dog GT Platinum tuner significantly increases your vehicle’s usability by boosting horsepower, enhancing fuel efficiency, and giving a complete set of tracking and diagnostic tools.

Moreover, this tuner is unrivaled in the tuning industry since it offers the most features and the most vehicle applications from a single product component.


  • Smoother transmission shifts
  • Extraordinary tech support
  • Improved mileage


  • Complicated installment
  • Needs constant update

07. Edge products 85450 CTS2 Gas Evolution Programmer


Highlighted Features

  • Automatic start and stop controls
  • Adjustable speed limiter
  • Easy-to-navigate interface
  • In-cab display to monitor
  • Increased shift efficiency

Edge Products 85450 CTS2 modifies the specifications of the computer in your car. It is in the cab and is connected to the OBDII (diagnostic) port via a single wire.

CTS2 Gas evolution programmer stores the vehicle’s stock files and then transfers the Edge corrections into the car’s computer.

Also, this incredible product is suitable for both gasoline and diesel trucks and SUVs.

CTS2 Gas evolution programmer product has numerous power levels that have been specially adjusted by a team of engineers and can be fitted within minutes without ever opening the hood.

As a result, it significantly boosts horsepower and torque. However, it not only re-tunes your car but also remains placed in the cab and offers real-time analysis of crucial engine data.


  • Re-calibrated speedometer
  • Increased fuel economy
  • Quick and responsive acceleration
  • Backup camera port and functionality


  • Complex updates for various modules

08. Jett 15008 Performance Programmer 


Highlighted Features

  • Three different performance tunes
  • Adjustable speed and REV limits
  • Calibrate speedometer according to tire
  • Includes trouble code scanner
  • Straightforward accessibility

JET Performance Programmer is compatible with GM cars that range from 2007 to 2011 models, including trucks and camera V-8s.

JET Performance Programmer Plus allows you to take command of your car’s computer and program it to suit your driving patterns.

JET’s patented Tri-Power tuning lets you tune for performance using low-cost regular octane gasoline or utilizing midgrade or premium fuel for best performance improvements.

To increase horsepower and economy, all three tuning options are intended to function the engine at maximal efficiency dependent on the octane level employed.

JET Performance Programmer Plus’s superior technology and design allow you to change the combustion ratios, ignition system, shift levels, shift hardness, speed limiter, and rev limiter parameters.

If you modify your tire diameter or gear proportions, the programmer will also fix your speedometer and switch off the ABS unit issue signal.

When your check engine light turns on, you may use the built-in scan software to detect and clear diagnostic fault codes, saving you a pricey trip to the shop.

The programmer easily connects to the vehicle’s diagnostic connection beneath the dashboard, and the simple installation program enables you to adjust by answering yes or no queries.

With the JET Performance Programmer Plus, you can take your performance optimization to the next level!


  • Can add additional specifications
  • Extra horsepower
  • Positively impacts HP
  • Adjusts to tire size


  • No torque management option

09. 8145 DiabloSport inTune i3 Platinum 


Highlighted Features

  • Automated power boost
  • Increased throttle responsiveness
  • Enhanced drivability
  • Added horsepower
  • Dyno-tested performance programs

DiabloSport InTune i3 Performance Programmer will take your car to the next level. I3 Performace programmer is designed for speed and racing enthusiasts.

DiabloSport InTune Performance Programmer is based on the technology of its predecessor, the DiabloSport InTune i2.

Moreover, it effortlessly improves vehicle performance by modifying the factory tune using an easy touchscreen tuner interface.

DiabloSport InTune i3 is a performance improvement that increases low-end power, optimizes shift sequences, and improves throttle response.

However, the i3 can also detect and resolve diagnostic issue codes and log exportable performance statistics for further study.

While the i3 is emission-compliant in all 50 states, the Platinum i3 is not. Drivers can get the most out of their configuration with the Platinum i3.

It comes standard with high-performance modifications, but you can upgrade to a customized tune to get the most out of the replacement parts.

In addition, your tuner will no longer be confined to one car; DiabloSport permits you to utilize the tuner on many vehicles; all you need to do is obtain extra licenses from DiabloSport, and you’re ready to go.

DiabloSport is an incredible component to prevent any oil leakage on your car and this is one reason why customers are very much satisfied with the product!


  • Customized tuning
  • Adjustable shift firmness
  • Built-in WiFi
  • Easy-to-use code scanner


  • Poor technical support

10. Innovative Performance Chip/Power Programmer


Highlighted Features

  • Will not void factory warranty
  • +5MPG fuel mileage
  • Compatible with GM cars from 2005 till date
  • Clear and accurate DTC

Innovative performance chip/power programmer enables drivers to adjust their vehicles to increase performance, acceleration, throttle sensitivity, and overall drivability.

An innovative chip is potent because it extracts the most performance from the car.  All its functions are presented on its screen with a straightforward step-by-step guide for the buyer’s convenience.

You will notice a significant improvement in the speed and torque of your vehicle, as well as a slight improvement in fuel consumption.

You’ll see exceptional horsepower and throttle responsiveness. Furthermore, you may scan diagnostic problem codes DTC and clear them to ensure that your vehicle’s engine setting is maximized.

Innovative hand-held gadgets are believed to be excellent because of their highly engineered and unique features.

Even though this gadget is expensive, it is still a sound investment than purchasing a standalone tuner, data transmitter, and LDC screen.

You may even program your shift lights or gauge alerts with this smart tool. You may also change the settings and view the results on a high-resolution LCD.


  • Boosts horsepower, throttle response, and torque
  • Optimizes air/fuel ratio
  • Comes with an installation kit
  • Features high-end aluminum enclosure


  • Out-of-date instructions 

What to Look for In the Best Tuners for 5.3 Silverado Before Buying

When it comes to choosing the best tuner for 5.3 Silverado, there are numerous approaches to take. You can change almost anything to improve the performance of your car.

However, before you drive your car into a shop, you must understand what you’re stepping into and how to start preparing. Here are five fundamental things you should know before choosing your tuner.

Understanding the necessity of a tuner

Performance tuning does more than simply make your car as near to ideal as possible – it goes above and beyond to significantly improve many elements of your driving.

Communicate your preferences about your tuner. Are you having your car adjusted for speed? Do you want a wholly updated fuel system with a nitrous tank installed?

Do you desire a ride that is as smooth as silk? These questions should help you determine why you want your automobile tuned. Determine your primary and secondary goals, and then decide if you want one.

Analyzing the price list

Tuners and programmers are one of the costliest components that you can get for your car. Though there are many tuners and programmers available in the market, never be intrigued and settle for one.

Incorporate the habit of understanding the different rates and features of various products.

As mentioned earlier in this guide, there is a wide range of options to choose from; there are the expensive ones and slightly cheaper ones.

Understand the purpose of the tuner and the contribution of the component towards your preferences.

Once you know that, compare prices between two or three tuners as this will hugely benefit in saving a few bucks.

Make sure your car is in perfect condition

Tuners and programmers primarily focus on contributing to something that is already prevalent in your car.

If the car is not in the proper condition, it is of no use even if you buy the best tuner for 5.3 Vortec.

Before any performance tuning, a good tune-up will guarantee that your vehicle is running at peak efficiency.

You must always take your automobile to a tuner while it is performing well, not when it needs assistance to function effectively.

Understanding the specifications of your tuner

This principle should be intuitive to anyone who has tuned their vehicle, but if you’re just beginning out and contemplating tuning your car, this is a bummer.

Depends on the location, there will be expert automobile tuning companies as well as folks down the street who will volunteer to do it for you.

When it comes to selecting a tuner, approach with extreme caution.

Electronic control systems are used to operate all modern automobile engines. Consider these to be computers within your car that instruct it how to function.

A tuner may remap the ECU device, modify the original specifications, and match the custom functions to your engine when you want to truly tune your car.

Get ready to adjust to new driving patterns

Tuning your car is frequently a serious task that takes more time & expense than imagined. When you raise the power of your car, the interior components are put under a lot more strain.

This implies that, about ECU remapping, you may need to tweak engine components, reconfigure your brakes, upgrade your suspension, and even change your tires.

Many individuals who want to modify their cars are unconcerned about the next step, but keep in mind that you must notify your insurance provider of any alterations. Modifications almost usually result in a higher insurance rate.

Noting the advantages and disadvantages of tunning your car

As enjoyable as tuning your vehicle may be, it is vital to understand the advantages and disadvantages of making big modifications to your vehicle.

The benefits are obvious: you’ll gain horsepower and torque, experience quicker acceleration, and can experiment with things like enhanced throttle response and clever shifting.

However, there are several drawbacks to consider before beginning the process.

Most tuning will guarantee that your engine operates optimally, and to do so, your engine would most likely consume more gasoline.

This translates to fewer miles per gallon. If you would not want to trade on mileage, you should reconsider obtaining a tuner or a programmer.

Expect additional wear and tear on your engine, necessitating the purchase of aftermarket modding components or driving with the assumption that your engine will not survive that long.

Though not every tuning will wear down your engine, some will, and it’s vital to discuss this with a professional.

Finally, if your automobile is still under warranty, tuning it will provide the car manufacturer grounds to reject any points you make within the warranty term.

Tuning will not destroy your vehicle’s warranty entirely, but no disputes will be considered because the firm may blame problems on your modification.

what Is the Best Tuner for 5.3 Silverado :(Buying FAQs)

01. Does disabling the AFM of the truck pose any threat to the engine?

If you’re thinking of pushing your 5.3L over the boundaries, you sure wouldn’t be able to achieve that with the AFM in active mode.

Even though AFM was meant to help you conserve fuel, it doesn’t always seem to work out in a user’s favor. You should disable your AFM to milk out your engine’s performance.

Disabling AFM could help the engine’s oil.

AFM lifters are known to fail more than non-Farm lifters. Moreover, activated AFMs cause a user’s engine to consume excess oil.

If excess oil consumption continues, this could cause oil levels to drop below a safe standard.

This also causes the pressure to drop, and various engine components begin to fail. One of the most crucial of these components is the timing chain.

Reaching your truck’s peak performance.

It is a common feeling to be sometimes obsessed with speed. At such times, all you care about is attaining the highest digit on your speedometer.

There is a question about the possibility of that when your hands seem tied.

Activating your AFM simply keeps you from maximizing your engine’s full potential.

So if you truly desire to get your vehicle to its true speed potential, the number one thing to do is to have your AFM disabled.

Give your truck an adrenaline rush.

Your 5.3L V6 or V8 is as beastly as it should be for performance. Caging it will never allow you to taste the engine’s full potential when you desire to taste that adrenaline rush.

So, if a buyer truly desires to taste his Silverado 5.3L V6 engine’s beast-like performance, disabling the vehicle’s AFM opens the door for that.

You need to know that the AFM deactivates half of the cylinders, keeping the engine from reaching its top-performing potential. Want to return to that mode again? Turn off your AFM.

Picking the perfect exhaust note

If you desire to get that roaring sound from your engine, you sure wouldn’t have your AFM enabled. With an AFM, the note of your truck’s exhaust just sounds like that of a regular car.

So, if you desire something better, you have to switch off your AFM.

02. What are common issues of the 5.3 Silverado engine that needs to be sorted out using a program or tuner?

Hard starts

A tuner or Programmer is the antidote to unresponsive engine starts. Your 5.3 Silverado may sometimes experience this lethargy even with a functional battery.

Tuning the engine enhances responsiveness, allowing your 5.3 engine to rev back to life anytime you turn your ignition.

Excessive fuel consumption

A 5.3 V8 engine can gulp more oil than other engine types. Unfortunately, a 5.3L 5.3L Silverdo user has to fill up for the exceptional engine power and speed. It’s not always a sweet experience to spend on gas.

Moreover, with recent gas prices, you want to look at your ECU to see the level of fuel economy you can gain. Tuning your V8 engine would improve your gas mileage.

Fragile sensors

A 5.3L engine is more prone to sensor failure than any other kind. This is commonly due to excessive oil consumption.

A user may need to carry out a tuning procedure on the engine to improve the sensor’s performance. This will help inhibit problems relating to malfunctioning sensors.

This issue is commonly caused by a frictional loss that causes the internal sludge to bump up. Having always refilled the vehicle’s engine with oil ends up draining the owner’s account.

Issues with misfiring

5.3L Silverado’s are also known to misfire and degrade to noise problems. Engine misfires are often due to Active Fuel Management(AFM) being in use.

Unfortunately, the AFM feature is associated with a myriad of engine problems the 5.3 Silverado faces, despite being designed to improve power and performance. Installing a pack of tuners may solve this problem.

03. How much HP does a Programmer add?

Programmers generally increase the horsepower of your truck. Hence, considerable efficiency is noticed, as they add about 65-90 horsepower to your engine.

This, of course, in most cases, leads to higher gas mileage of the truck. It does this by the following mechanisms.

Making adjustments to the air/fuel ratio

A rich air-to-fuel ratio generally provides a platform for an engine to make more horsepower. A lean air-to-fuel ratio will reduce an engine’s power and bump up its efficiency, increasing its fuel economy.

Removing the governor

It’s a factory default for some cars to arrive with a speed governor in their ECU. Speed governors impede the top speed of vehicles by cutting down the air to fuel amount directed into the throttle.

With a good Programmer, a car’s top speed can be unlocked by removing the governor.

04. How much horsepower does a Diablo tuner add to a 5.3 Vortec?

A Diablo tuner adds a horsepower range between 11- 20 to a 5.3 Vortec from customer reviews.

Custom tuning in Diablo seems to be one of the most efficient among many other tuners. Here is how to use custom tunes in Diablo trinity.

  • Select the icon for performance
  • Turn the car ignition without starting the vehicle and select Continue
  • Tick the disclaimer
  • Select the transmission type if this is your first time connecting to the vehicle.
  • Choose your desired tune.

05. What is the difference between a tuner and a Programmer?

Programmers and tuners are essentially the same things. They perform similar functions; hence both terms are used interchangeably.

You should be aware that a programmer can provide you with some performance boost that a tuner can’t do. On the other hand, Tuners can go beyond boosting your horsepower and torque.

They can modify your rig computer and give you the autonomy to alter several vehicle settings.

For programmers, the core function is maximizing engine power and gas mileage while at the same time monitoring vital activities of the engine.

Performance tuners

Performance tuners are designed to boost your horsepower and torque and improve your vehicle’s fuel economy.

Depending on the vehicle model, you can adjust your speed limiter and other basic functions such as rev limit.

Power programmers

Power programmers, on the other hand, are small electronic devices whose functions are to manage and optimize the functions of an engine.

They change the factory settings of the vehicle to enable them to affect the user’s tuning needs.

Power programmers are bought as aftermarket items and don’t take much effort to install.

They contain data that alters the ECM’s computation allowing the former signals to get modified to adjust to the new changes made by the new tune.

06. Does installing a new exhaust improve gas mileage?

A lot of exhaust and muffler manufacturers make claims about the product improving gas mileage. Understandably, lots of buyers are wary of exhaust kit claims. T

o be fair, mufflers and exhausts increase gas mileage, and these are the reasons.

Exhaust systems don’t add power; they enhance engine efficiency

Most new vehicles come with factory exhaust systems that are restrictive. This is because they’re both quiet and cheap to build.

Since most people don’t want cars that make noise, factory exhaust systems are built to be noiseless.

Installing an aftermarket muffler changes the game. Fewer restrictions simply now mean the engine exhales a lot easier.

However, it now seems the engine has more power. This isn’t the case. The power has always been there. Better exhaust systems just find it.

Efficiency isn’t only about horsepower.

An efficient engine doesn’t always mean power. Efficiency translates to the engine getting enough out of the fuel.

So efficiency improvements improve power, but the power may not be used to run faster.

Most exhaust systems improve your engine’s power by 2-5%. If the extra power is not used to go faster and drive as you used to before, you’ll witness a 3% improvement in fuel mileage.

Final Thoughts

There you have it! An in-depth guide on buying the best 5.3 Silverado tuner in the marketplace.

Though we have given our take on the best tuners and programmers that are available in the market, it all depends on the preferences and the understanding of the customers.

Always remember to understand and do independent research or ask a professional about a specific tuner or a programmer, as this can significantly impact the overall performance modifications and the way that you may drive your car.

These alterations are merely the impact of increased output, and by practice, anyone can adapt or adjust to the new modifications on their dream Silverado’s!

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