If you are experiencing a rough idle, misfire, or check engine light, injectors could be the problem. Decouplers included in the kit along with 8 injectors.
Brand:
ES#:
4840278
Mfg#:
13538616079VKT
In Stock
$4119.99
This product was last offered at the strikethrough price on 08-17-2026
Minimizes friction in the engine and ensures maximum engine performance and low fuel consumption
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Brand:
ES#:
4220227
Mfg#:
20442
In Stock
35% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$20.99
This product was last offered at the strikethrough price on 08-20-2026
Aluminum upgrade for OE plastic cap. No more damaged threads or rounded heads - plus a crisp design worth showing off.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4158546
Mfg#:
006060LA01
In Stock
ON SALE!
SAVE 25%
$183.99
This product was last offered at the strikethrough price on 06-13-2026
The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4845644
Mfg#:
N63-WPC-RB
In Stock
ON SALE!
SAVE 20%
$667.99
This product was last offered at the strikethrough price on 06-13-2026
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
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
