In-house engineered to maximize intake airflow for dyno-proven, industry-leading power gains: up to 18hp and 13ft-lbs of torque - at the wheels!
10X Entries For Our 25th Anniversary Sweepstakes! Hand-laid carbon fiber construction for light weight and dramatic style.
Brand:
ES#:
2713282
Mfg#:
000951ECS
In Stock
ON SALE!
SAVE 15%
$1150.99
This product was last offered at the strikethrough price on 06-13-2026
Utilizing the high pressure PCV circuit for maximum results reducing the need for walnut blasting
10X Entries For Our 25th Anniversary Sweepstakes! Highly effective can with precise fitment and featuring AN fitting-equipped lines for a leak free install
Increase performance and durability without sacrificing comfort. True rubber mounts - a positive upgrade over cushy, factory-installed fluid-filled mounts.
[Z4] - For Roadster Models Only
Brand:
ES#:
3143669
Mfg#:
034-509-005X
In Stock
ON SALE!
SAVE 10%
$264.00
This product was last offered at the strikethrough price on 08-17-2026
Ditch the weak, factory plastic coolant expansion tank and free up space on the hot side of your engine bay!
10X Entries For Our 25th Anniversary Sweepstakes! Compatible with factory/aftermarket cold side intakes as well as hot side intakes!
Brand:
ES#:
3647096
Mfg#:
021942TMS14
In Stock
ON SALE!
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$815.99
This product was last offered at the strikethrough price on 05-02-2026
Increased charge air volume and inflow area delivering lower intake air temperatures and increased performance.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4920130
Mfg#:
004253LA02
In Stock
ON SALE!
SAVE 15%
$478.99
This product was last offered at the strikethrough price on 06-13-2026
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.