Get up to +37 hp and +30 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Main housing with oil cooler
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Automatic transmission or Steptronic with twin-clutch gearbox
Brand:
ES#:
4012644
Mfg#:
11428649177
Ships in 1 day
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$804.99
This product was last offered at the strikethrough price on 03-05-2026
Manifold absolute pressure sensor, lets your ECU know how much air pressure is in your intake manifold
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2798664
Mfg#:
13628637897
Ships in 2 Business Days
9% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$162.99
This product was last offered at the strikethrough price on 03-05-2026
Aftermarket performance intake and exhaust valve springs for your high revving B46/B48 engine
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
O-ring gasket for air intake between charge pipe and intercooler.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Brand:
ES#:
4736829
Mfg#:
13718596850
In Stock
$12.99
This product was last offered at the strikethrough price on 06-09-2026
Max gains of up to +25 HP and +36 lb-ft TRQ (Crank); +22 HP and +32 lb-ft TRQ (Wheel).
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4508326
Mfg#:
D440-0158
Back Ordered
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$749.99
This product was last offered at the strikethrough price on 06-17-2026
Located on the side of the engine block.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4871941
Mfg#:
13627580635
In Stock
ON SALE!
SAVE 21%
$26.99
This product was last offered at the strikethrough price on 05-02-2026
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
