There are plenty of options available while buying jb4 performance tuners in the market right now, and if you're confused regarding which one to go for, You have landed on the right page.

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Our Top Picks:

Best Overall: Buy: Gtmotor Jb4 Performance Tuner READ REVIEW

Best For Diesel Truck: Buy: Pedal Commander Jb4 Performance Tuner READ REVIEW

Best For Tech Support: Buy: Bully Dog Jb4 Performance Tuner READ REVIEW

Best For Car: Buy: Diablosport Jb4 Performance Tuner READ REVIEW

Best With All Transmission Types: Buy: Power Tune Performance Jb4 Performance Tuner READ REVIEW

Best For Truck: Buy: Southwest Speed Jb4 Performance Tuner READ REVIEW

Best For More Performance: Buy: 5 Star Tuning Jb4 Performance Tuner READ REVIEW

Best For High Quality: Buy: Innovative Performance Chips Jb4 Performance Tuner READ REVIEW

Best For Those With Manufacturer Warranties: Buy: Spitfire Tuning Jb4 Performance Tuner READ REVIEW

Compatible With Both Pneumatic: Buy: Burger Motorsports Jb4 Performance Tuner READ REVIEW

Best Overall: Gtmotor Jb4 Performance Tuner

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Gtmotor makes a beautiful and great tuner with classic and higher-grade materials. The Gtmotor Jb4 Performance Tuner is super easy and it provides great value. Small product, great function, make you get enough power while driving, keep v8. And, it is expensive and it is blue.

Lastly, the gtmotor jb4 performance tuner is designed for easy installation and it is very happy.

Most customers quickly discovered that the tuner had made upgrades to computer on the newer 5.3 engines. Moreover, a few strongly agree that the tuner is easy to install, and it prevents the engine from dropping into v4 mode. In short, at the price, they believe that they got a steal of a deal with it.

• will not modify your car's program, keep your car in factory ecu.
• This is made worth the money and it is idle.
• This is as good as the name - brand one.
• This is specifically for disabling the afm on gm and chevy trucks and suvs.

Best For Diesel Truck: Pedal Commander Jb4 Performance Tuner

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Best part: Pedal Commander Jb4 Performance Tuner costs comparatively little and it is available to ship in 24 hours. The pedal commander jb4 performance tuner feels better and it works as advertised. Manufacturer says: Our throttle controller is also the only one on the market that has a true eco mode that can. Moreover, this is designed to be worth every penny and it allows for improved throttle response.

Finally, the pedal commander jb4 performance tuners has fun, works well with adjustable settings and it is best for instant response.

Almost all customers opine that the tuner unlocks the vehicle 's power. Also, a few strongly agree that the tuner will need your vehicle's vin. Further, they say that the tuner will let you know they will give you the right model number.

• This is more customizable than any of our competitors.
• They make all makes and models.
• This is like a different truck.
• This allows you to enjoy all the power your engine makes much sooner.

Best For Tech Support: Bully Dog Jb4 Performance Tuner

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If you want nothing but a tuner that is reliable, this Bully Dog Jb4 Performance Tuner is certainly a wise investment. The bully dog jb4 performance tuner is very happy, It is made for easy installing and has a play design. It allows you to replace the multiple gauges on the a-pilar of your truck and read them with this compact multi - color display. And, this is great for monitoring, has added power and it is designed to be worth every penny.

The tuner works well for people, even though men, it is expensive and it works well. Finally, the bully dog jb4 performance tuner is good for good quality, has better throttle response and it has added more horsepower.

Most buyers quickly discovered that the tuner features like the customizable gauges are nice. Moreover, a few also found that the tuner is also nice for diagnostics and setting transmission shift. And, they strongly agree that this tuner does work when used properly. Obviously, this tuner passed the test and had very satisfied buyers eager to share their experience.

• This will get even better in time.
• It is amazing how much power is hidden by the manufacturer.
• This is great for tons of power and it is made of cheap plastic.
• It is easy to install, however it is too small to clearly see.

Best For Car: Diablosport Jb4 Performance Tuner

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The Diablosport Jb4 Performance Tuner is capable of outshining several other tuners featured in this list in overall features for the price point. The diablosport jb4 performance tuner is made with fast shipping and it works well for basic installation. Make sure this fits by entering your model number. Moreover, this is good for big power gains and it has adjusted options like timing.

The tuner is idle and it has made a huge difference. Above all, the diablosport jb4 performancetuner is made to be worth the money and it has noticeable power.

Almost all buyers agree that the tuner will disable afm on the 5.3l silverado, tahoe and suburban. In addition, they strongly agree that the tuner will work for any gm motor 5.3, 6.2 etc. And, they strongly agree that the tuner takes a couple of minutes to work through the software. In conclusion, most buyers call the tuner functionally comfortable and no one questions it.

• This will work on your 2006 grand prix gxp.
• This is called dod in the settings.
• This has real time gauges on it.
• This is very happy and it is great for the touch screen.

Best With All Transmission Types: Power Tune Performance Jb4 Performance Tuner

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The Power Tune Performance Jb4 Performance Tuner should be able to handle its purpose and duties with ease. The power tune performance jb4performance tuner has better throttle response and it is guaranteed safer. The power tune arrives pre-loaded with custom dyno proven tuner technology that increases horsepower and torque. In addition, the tuner works well with an easy 5 minute install and it is worth the money.

The tuner is so easy that anyone could do it. In addition, it is usually near the steering wheel in the driver’s hand. Above all, the power tune performance jb4 performance tuner is compatible with all transmission types.

Most buyers opine that the tuner is easy to set up. There is nothing to it. And, a few strongly agree that the tuner is designed for computer - controlled vehicles. In addition, they say that the tuner makes the best products that are universal. Obviously, this tuner passed the test and had very satisfied buyers eager to share their experience.

• This can only help and never hurt.
• This is covered by a 1 year warranty against defect, malfunction, or failure.
• This has added power, is highly recommended and it is green.
• This will increase mpg, but it won’t reduce mpg.

Best For Truck: Southwest Speed Jb4 Performance Tuner

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Not everyone likes to purchase a tuner for their regular use, but the Southwest Speed Jb4 Performance Tuner would be an anomoly. Moreover, this works as advertised and it works for does not support cab. 14 ram 5.7l 2500 & 3500 models are not supported by this product. Finally, the southwest speed jb4 performance tuner features may vary based on year, make & model.

Most buyers found that the tuner covers most mopar vehicles that do need an unlocked pcm.

• Good brand reputation.
• Delivers what they promise.

Best For More Performance: 5 Star Tuning Jb4 Performance Tuner

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The 5 Star Tuning Jb4 Performance Tuner gives the top-tier tuner a run for their money by offering flagship specs at a much more affordable price. Moreover, it is designed to worth every penny, is ideal for more performance and it is made to be worth the money. Manufacturer says: We are your industry leader in ford and gm truck, car, suv and motorhome tuning. Most importantly, the 5 star tuning jb4 performancetuner is expensive and it is designed for a great price.

Most buyers quickly discovered that the tuner is not unusual for different motorhomes, but will work with all v÷10's. Moreover, they strongly agree that the tuner does help the transmission operate better. And, a few strongly agree that the tuner will net improved economy ( around .5 mpg ), +32 lb ft and +42 lb ft to the rear wheels. Obviously, this product passed the test and had very satisfied buyers eager to share their experience.

• This will ask you to turn your key to an accessory without starting your vehicle.
• These are easy to follow steps.
• This can tell you the exact one to order.
• This will handle the hills a lot easier.

Best For High Quality: Innovative Performance Chips Jb4 Performance Tuner

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Innovative Performance Chips have been making great tuners for years, thanks to a combination of clever design and appropriate materials. Manufacturer says: Our performance chip easily installs into your engine compartment, and comes with an installation kit that includes everything you'll need to install your new performance chip in your vehicle, including detailed installation instructions with easy to follow step-by-step pictures. Also, the tuner is durable, innovative and it is designed for a great price. The tuner is easy to maintain and use.

Most customers find that the tuner is OK but not quite what it says.

• Makes no permanent changes to your vehicle's computer.
• It will not void your factory warranty, and does not modify any emissions systems.
• One of the newcomers and featured product.

Best For Those With Manufacturer Warranties: Spitfire Tuning Jb4 Performance Tuner

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The Spitfire Tuning Jb4 Performance Tuner gives the top-tier tuners a run for their money by offering flagship specs at a much more affordable price. The spitfire tuning jb4performance tuner is made for stock vehicles and it has increased performance. This powerful device simply plugs into the front port of your vehicle. The spitfire tuning performance chip is manufactured right here in America.

The tuner is fitment, it is ready to install and has a play design. Further, it is compatible with all transmission types. Finally, the spitfire tuning jb4 performance tuner is very easy to use. No tools are required, and it takes less than a minute to install.

• The spitfire tuning chip will come pre-tuned for your specific vehicle.
• Anyone can install, no tools or wiring needed.
• This is perfect for those with manufacturer 's warranties.

Compatible With Both Pneumatic: Burger Motorsports Jb4 Performance Tuner

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The Burger motorsports jb4 performance tuner's material feels more premium than its price would suggest. Moreover, it is the ultimate tuning tool. The jb plus is a quick and simple way to add a few hp with minimal cost and minimal install effort. Make sure this fits by entering your model number. Above all, the Burger motorsports jb4 performance tuner is user adjustable up to 4psi over stock, providing gains of up to 25 wheel horsepower and 35 wheel torque on the n20/n26 motor and up to 35 wheel horsepower and 45 wheel torque on the n55 motor.

One customer says - "It’s not the same level of power as a true tune, but it does trick the ecu into safely adding a few extra pounds of boost that you can definitely feel at full throttle. ". Most buyers quickly discovered that the tuner takes like 5 minutes to install with nothing but a flat head screw driver at most. To sum up, many buyers have used the tuner for more than a few months without letup, and it shows no sign of giving up.

• Fuel economy during normal driving is unchanged.
• Plug in up to 35 extra wheel horsepower in seconds!.
• Good investment for the long term.