Maintain driveability and reliability while adding up to 40 HP and 55 lb/ft of torque! For 2011 to early 2012 vehicles.
Not for sale or use in the state of California. For 2011 to early 2012 vehicles with type A TMAP harness only!
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip. Options for both harness types A and B
BMW used two different engine harnesses, please confirm if you have type A or B before ordering
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.
***Please see photos and description prior to ordering, all sales final.***
Wirelessly connect your JB4 to your phone!
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!
Brand:
ES#:
5529294
Mfg#:
JB4-SPWCK-FSD6
In Stock
Limited Qty Sale
$158.99
This product was last offered at the strikethrough price on 10-30-2026
Increase of +96 Horsepower, and +94 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters!
Increase of +75 Horsepower, and +71 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
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
