Plug & play power — gain up to 50 horsepower on a stock car, 100+ horsepower on a modified car!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with pneumatic waste gate; not for sale or use in the state of California.
Eliminate the delay in throttle response times with a simple XLR addition to your BMW! Allows for Bluetooth connectivy for easy App based control.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Wake up your BMW with dyno-proven gains by Jim Conforti - +15HP +15LB/FT
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty. -- For vehicles with manual transmission & Bosch DME # 0-261-200-380
Brand:
ES#:
3098108
Mfg#:
380-320
In Stock
ON SALE!
SAVE 20%
$249.00
This product was last offered at the strikethrough price on 05-02-2026
Plug & play power — gain up to 40 horsepower on a stock car, 70+ horsepower on a modified car!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Not for sale or use in the state of California.
Brand:
ES#:
3508709
Mfg#:
JB4-S55
In Stock
$599.00
This product was last offered at the strikethrough price on 05-19-2026
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
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
Increase power without sacrificing reliability
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Add up to 40hp and 80lbs/ft. torque to your N55 today!
Brand:
ES#:
3149349
Mfg#:
77-46311
Ships in 2 Business Days
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$563.99
This product was last offered at the strikethrough price on 01-28-2026
Get up to +46 hp and +79 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Maintain drivability and reliability while adding up to 60HP and 60lb/ft of torque!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Maintain driveability and reliability while adding up to 40 HP and 30 lb/ft of torque!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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 23, 2026
$899.00
This product was last offered at the strikethrough price on 05-19-2026
Increase power without sacrificing reliability
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Adds up to 40hp and 51lbs. x ft. torque - instantly!
Brand:
ES#:
2703096
Mfg#:
77-46302
Ships in 2 Business Days
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$498.75
This product was last offered at the strikethrough price on 01-28-2026
Maintain driveability and reliability while adding up to 40 HP and 55 lb/ft of torque! For 2011 to early 2012 vehicles.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Not for sale or use in the state of California. For 2011 to early 2012 vehicles with type A TMAP harness only!
Add power and performance with special ECU software upgrades from recognized tuning leaders like APR, 034Motorsport, Unitronic, Integrated Engineering. Let our trained support staff show you how to pick the performance ECU software upgrade that suits your driving preferences and budget.
Lifetime Replacement
