Maintain drivability and reliability while adding up to 60HP and 60lb/ft of torque!
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Plug & play power — gain up to 60 horsepower on a stock car, 100+ horsepower on a modified car!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3508711
Mfg#:
JB4-S63TU
Ships on Jun 19, 2026
$899.00
This product was last offered at the strikethrough price on 05-19-2026
This is a simple kit to make it easier for you when removing your AFM/MAF when using a MegaSquirt ECU
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A piggy back tuner that allows you to adjust throttle response for peak performance.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get up to +136 hp and +115 lb-ft through a safe and easy to use app controlled tuning module from RaceChip - now with additional SMART-Features!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get up to +147 hp and +164 lb-ft through a safe and easy to use tuning module from Racechip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get up to +136 hp and +115 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
If you've upgraded your car or just want a bit more power from your stock vehicle, performance engine software helps maximize your car's potential by letting it know just where the limits are. Improve your driving experience with upgraded performance engine software from our selection of elite software tuners.
Lifetime Replacement
