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Ready to take your twin turbo BMW to the next level?
ADD 100 Horsepower to your Twin Turbo BMW Instantly!
BMS powers F10 M5 to 9.9@140mph
BMS takes N54 60-130 World Record - First N54 in the 5s!
JB4 takes N55 horsepower and drag record, 477whp, 11.4@123
JB4 powers first N54 to 140mph!
JB4 hits 481rw using stock turbos and E85
BMS sets S55 M3/M4 trap speed world record at 135mph!

JB4 Stage 3 BMW 135 335 535 640 Performance Tuner increase boost 0-60 times

Competition use only parts are clearly labeled as competition use only in the product listing page and may only be used according to the guidelines posted on our Emissions Notice to Customers in California page.

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2015 S55 M3/M4 JB4 BMW Performance Tuner 2015 S55 BMW M3 M4 Performance Intake 2011+ N55 JB4 BMW Performance Tuners 2011 N55 BMW 135 335 X1 Performance Intake New N55 335i and 435i Performance Intake BMS Cowl Filters
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Easily Keep Oil Temperatures Down Widen Your Stance with BMS Wheel Spacers NEW! BMW 340i/ix Billet Intake System NEW! N54 N55 S55 Oil Thermostat Lid The Best BMW N54 N55 N20 S55 Oil Catch Can LUX LED Angel Eyes Upgrades Now $199.00
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