Jb4 BMW BMW 335 Performance Jb4 135 335 intakes
JB4 Performance Tuner
Performance Tuners for BMW
 
N54
Engine
2007-2010 BMW 335, 335xi, 135i, 535i, 535xi, Z4, X6, & 2011-2013 335is N54 Twin Turbo
JB3 BMW Performance Tuners
N54 JB4 $479.00
Competition Race Vehicles Only.
The ultimate racing companion for your N54 engine.
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JB+ BMW Performance Tuners
N54 JB+ Quick Install Tuner $199.00
Competition Race Vehicles Only.
At the default setting of +3psi average increases are 30hp and 40tq to the wheels. For those looking to take things to the max up to +4psi can be quickly dialed in! Does not trigger codes and does not require entering the ECU area for installation. Can be installed and removed in minutes without any tools.
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N55
Engine
2011+ BMW 135, 335, X3, X5 & 2010 BMW 535i GT N55 TwinPower motors
Mini john Cooper works Performance Parts Upgrades Accessories tools gp jcw best chip tuner tuning
F Series JB+ Quick Install Tuner $199.00
Competition Race Vehicles Only.
Finally our popular and well proven JB+ quick install tuner is available for N20, N26, and N55 applications! Boost is user adjustable up to 4psi over stock providing gains 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. Timing and fueling remains managed seamlessly by the DME preserving all factory safety systems.
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BMW Performance Tuners
N55 Stage 1 $379.00
Simple plug and play installation with power gains of up to 40hp and 50tq to the wheels on an otherwise stock car.
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BMW Performance Tuners
E Series N55 JB4 $529.00
Competition Race Vehicles Only.
Adds up to 60hp to the wheels (80hp crank) on a completely stock car or up to 100hp to the wheels (120hp crank) on a fully modified car.
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BMW Performance Tuners
F Series N55 JB4 $529.00
Competition Race Vehicles Only.
Adds up to 60hp to the wheels (80hp crank) on a completely stock car or up to 100hp to the wheels (120hp crank) on a fully modified car.
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B46/B48/B58 Engine 2016+ BMW B46, B48, and B58 engines
JB+ BMW Performance Tuners
B48/B58 JB+ Quick Install $199.00
Competition Race Vehicles Only.
Finally our popular and well proven JB+ quick install tuner is available for B48 and N58 applications! Boost is user adjustable up to 4.5psi over stock providing gains up to 30 wheel horsepower and 40 wheel torque on the B48 motor and up to 40 wheel horsepower and 50 wheel torque on the B58 motor.
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BMW Performance Tuners B46/B48/B58 JB4 $529.00
Competition Race Vehicles Only.
How about up to 60hp to the wheels (80hp crank) on a completely stock car on pump gas for a B58 or up to 40hp to the wheels for a B48? The JB4 features a simple plug and play installation harness for easy installation and includes many features not found on any other tune.
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N20 / N26
Engine
2012+ N20 & N26 Motors F22/F23 228i, F30 320, 328, F32/F33 420, 428, F10 520i, 528, X1, X3 & 2013 Z4 28i N20 & N26 Four Cylinder Turbo Motors
Mini john Cooper works Performance Parts Upgrades Accessories tools gp jcw best chip tuner tuning
F Series JB+ Quick Install Tuner $199.00
Competition Race Vehicles Only.
Finally our popular and well proven JB+ quick install tuner is available for N20, N26, and N55 applications! Boost is user adjustable up to 4psi over stock providing gains 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. Timing and fueling remains managed seamlessly by the DME preserving all factory safety systems.
MORE INFO? BUY NOW!
BMW Performance Tuners
N20 / N26 Stage 1 $379.00
Competition Race Vehicles Only.
Fits All N20 and N26 Motors F22/F23 228i, F30 320, 328, 520i, 528, X1, X3 and 2013 Z4 28i
This plug and play tuner attaches to four easy to access sensors in the engine bay and works with your factory DME tuning to remap your boost, timing, and fueling for optimal performance and reduced turbo lag. Power gains are up to 45 horsepower and 60 torque (35hp and 50tq at the wheels).

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BMW Performance Tuners
N20 / N26 JB4 $529.00
Competition Race Vehicles Only.
Fits All N20 & N26 Motors F22/F23 228i, F30 320, 328, F32/F33 420, 428, F10 520i, 528, X1, X3 & 2013 Z4 28i
The N20 / N26 JB4 expands upon the popular N20 Stage1 tune with CANbus functionality. This allows for multiple maps which can be changed in dash, built in diagnostics including code reading/deleting, ethanol support, and much more to come with free software updates.
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N63
Engines
BMW N63/N63tu 8 Cylinder Turbo Motors
BMW Performance Tuners
N63/N63tu Stage1 From $449.00
Competition Race Vehicles Only.
Exclusively for the BMW N63 and N63tu Motors
This plug and play tuner attaches to sensors in the engine bay and works with your factory DME tuning to remap your boost, timing, and fueling for optimal performance and reduced turbo lag. Stage1 gains on the N63 are up to 40whp range on pump gas and up to 60whp range with the N63tu motor.

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M
Engines
BMW S55 and S63 M Turbo Motors
BMW Performance Tuners
BMS M5/M6/X5M/X6M Stage1  $449.00
Competition Race Vehicles Only.
Our M5/M6 Stage1 tune has quickly become the gold standard in //M performance, reliability, and value. It installs and removes quickly, provides reliable 30-50whp/40-60wtq gains on pump fuels, and up to 80whp/100wtq gains on racing fuels with more heavily modified vehicles.
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BMW Performance Tuners
s63tu M5/M6 JB4 BETA w/ BCM & OBDII  $1049.00
Competition Race Vehicles Only.
Our latest kit for the s63tu M5/M6, the new JB4 BETA includes functions never before available to the platform including on the fly map switching, boost limiting in lower gears for improved traction, an in dash boost gauge, full CANbus data logging, code read/delete, and the ability to tune for as much boost as your octane and/or fuel system will allow. For most running pump fuels expect power gains of around 100whp over stock.
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BMW Performance Tuners
2015+ M3/M4 Stage 1 Tuner $379.00
Competition Race Vehicles Only.
Our entry level S55 tune safely boosts power and torque from 40-50whp with two easy to install & remove plug and play connections. This tune is equivalent to the S55 JB4 when run in "Stage1" mode. It's a single map install and enjoy tune that delivers smooth and reliable performance. Note the Stage1 DOES NOT have CANbus and thus does not include the datalogging, map switching, and other features found on our S55 JB4 tune. The Stage1 can not be upgraded to a JB4.
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BMW Performance Tuners
2015+ M3/M4 S55 JB4 $799.00
Competition Race Vehicles Only.
The ultimate tune for your S55 powered vehicle, the JB4 allows you to go from factory stock to full race, and everywhere in between, with the push of a button on your steering wheel. The JB4 installs and removes easily and includes many unique features not found in any other tune including user adjustable 1st and 2nd gear boost limiting, map switching in dash, electronic wastegate control, ethanol fuel support, and built in advanced CANbus based diagnostic tools.
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BMW Performance Tuners
M2 JB4 $529.00
Competition Race Vehicles Only.
Adds up to 60hp to the wheels (80hp crank) on a completely stock car or up to 100hp to the wheels (120hp crank) on a fully modified car.
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N52
Non-Turbo Engines
2006 - 2013 128, 325i, 328i, 330i and more BMW 6 Cylinder Non-Turbo Motors
BMW Performance Tuners
BMS Power Box (PBX) Non-Turbo Tuner $279.00
Competition Race Vehicles Only.
The BMS Power Box is a BMW performance chip for the BMW N51/N52/N53 motor. It features easy installation and removal, dyno gains of 8-10+ Horsepower and 8-10+ lb-ft Torque, throttle pedal remapping for snappier response and gas pedal switching between 7 performance maps. Finally you can enjoy the car how it should have come from the factory!
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Diesel
Engines
Fits the 2006+ BMW E Series 330d, 335d and X5d
BMW Performance Tuners
JBD Diesel Performance Tuner for BMW $279.00
Competition Race Vehicles Only.
Exclusively for the 2006+ BMW E Series 6 cylinder diesel engines

Instantaneous increase in Power and Torque for your BMW Diesel! Gain up to 60+ horsepower and up to 100+ torque to the wheels by simply adding the JB Diesel (JBD) with no other modifications. Installs in Seconds. Safe Plug & Play Application.

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