Plug & play power — gain up to 40 horsepower on a stock car, 40+ horsepower on a modified car! Highest HP gains from Burger Motorsport!!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Not for sale or use in the state of California.
Easy to install, easy to use boost controller - up to 30HP, 40lb/ft gain!
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3149057
Mfg#:
D440-0012
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$310.99
This product was last offered at the strikethrough price on 06-14-2026
With the all-new Kies WiFi Enet Adapter, you can now use your favorite apps, wirelessly, from one convenient dongle!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Alter parameters and fine-tune — wirelessly!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For use with N54 JB4 systems and any JB4 manufactured prior to 2017. Please check board diagrams to properly identify your JB4 before ordering.
Brand:
ES#:
3508698
Mfg#:
JB4-BT
Ships in 5 Business Days
$149.00
This product was last offered at the strikethrough price on 05-12-2026
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
Get up to +40 hp and +49 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 +40 hp and +49 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 +33 hp and +32 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 +26 hp and +32 lb-ft through a safe and easy to use tuning module from Racechip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Easy to install, easy to use boost controller - up to 30HP, 40lb/ft gain!
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5457075
Mfg#:
D440-0012
In Stock
Limited Qty Sale
$275.99
This product was last offered at the strikethrough price on 05-02-2026
Get up to +33 hp and +40 lb-ft through a safe and easy to use tuning module from Racechip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Access your BMWs DME wirelessly by connecting to your phone! The enthusiast's tool of choice for xHP Flashtool and many other transmission and engine tuning options.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Tune out the delayed throttle response from the factory with Injen’s X-Pedal Pro Black Edition and revamp your driving experience!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
All the performance ECU/TCU upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.
Lifetime Replacement
