Precision-manufactured to strict OEM dimensional specifications with advanced materials. High heat resistance to ensure long-term durability in extreme environments.
2X Entries Into Our F80 M3 Sweepstakes
Decreases the diameter of the factory pulley from ~63.25mm to ~57.75mm, which in turn spins the supercharger ~9.5% faster.
Call In Or Chat For Best Price! *For models with factory bolt-on pulley (3.0T Gen 2 Simos 16.x) - APR Stage II software is required to ru
Brand:
ES#:
3514678
Mfg#:
MS100139
In Stock
ON SALE!
SAVE 10%
$222.99
This product was last offered at the strikethrough price on 09-28-2026
Increases the supercharger RPM throughout the full powerband, raising supercharger speed by 7%
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE! *Fits very late model years equipped with 4-bolt style supercharger pulleys - 3.0 TFSI Stage 2 Software is required in order for this pulley to yield a p
Get up to +76 hp and +82 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
For vehicles up through the 2015 model year only.
Brand:
ES#:
4339365
Mfg#:
917376
In Stock
ON SALE!
SAVE 13%
$749.00
This product was last offered at the strikethrough price on 07-30-2026
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
