Alter parameters and fine-tune � wirelessly!
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
In Stock
$149.00
This product was last offered at the strikethrough price on 05-12-2026
Restore lasting electrical reliability to your E9X with a high-quality, corrosion-proof ground strap engineered for long-term performance.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4939983
Mfg#:
059226LA01
In Stock
ON SALE!
$30.99
This product was last offered at the strikethrough price on 06-13-2026
Attracts all the metal particles that would otherwise be circulating your engine! Includes one copper washer
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3658488
Mfg#:
026698TMS01-01
In Stock
ON SALE!
SAVE 25%
$56.99
This product was last offered at the strikethrough price on 06-13-2026
Offering superior fatigue resistance over conventional plastic screws. Say goodbye to snapped and mangled bleeder screw heads!
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2739096
Mfg#:
003530ECS01A
In Stock
ON SALE!
SAVE 25%
$35.99
This product was last offered at the strikethrough price on 06-13-2026
Increase your maximum boost range up to 43psi
2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat! Adapter harness required for installation, this is not a direct replacement sensor
Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.
Lifetime Replacement
