Mishimoto's direct-fit kit that provides a massive 24% increase in core volume and a 40% increase in external fin surface area for greater cooling
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
A direct plug-and-play kit upgrade with up to 10% more energy output than stock! Featuring red Dinan ignition coils.
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Address issues caused by oil leaks such as smoking, carbon build up, and spark plug foul outs. Symptoms sometimes appear similar to failing turbos.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3191404
Mfg#:
11340039494
In Stock at Vendor
$47.99
This product was last offered at the strikethrough price on 02-12-2026
Replaces the weak plastic factory pipe for more reliability and boost holding capacity.
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Brand:
ES#:
4476453
Mfg#:
CTS-IT-820
In Stock
ON SALE!
SAVE 15%
$199.99
This product was last offered at the strikethrough price on 06-25-2026
Lower your intake temperatures and greatly improve your performance!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
BMW 11147574373 oil separator ensures proper crankcase ventilation and engine performance.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
253984
Mfg#:
11147574373
In Stock
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$49.99
This product was last offered at the strikethrough price on 06-26-2026
Data Cable to Assist with Bootmod3 Software Installation
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Brand:
ES#:
4265905
Mfg#:
OBD2ETHERNET
In Stock
ON SALE!
$32.99
This product was last offered at the strikethrough price on 05-02-2026
Increase of +95 Horsepower, and +188 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This software is only compatible with Windows PC / Laptop.
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
