Upgrade your intercooler to reduce charge temperatures and increase power - Capable of supporting 800+ HP!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Ditch the Stock Head Bolts for a Set of Head Studs from ARP!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
Featuring silver fine wire center electrode - Superior ignition ability increases engine power!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4017469
Mfg#:
2M0R10S
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$17.99
This product was last offered at the strikethrough price on 07-04-2026
The upgrade N52/N54/N55 owners have been waiting for - get rid of that failure-prone water pump to thermostat hose
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3659542
Mfg#:
020414ECS01KT
In Stock
ON SALE!
SAVE 25%
$113.99
This product was last offered at the strikethrough price on 06-13-2026
OEM quality replacement for a cracked or damaged oil pan.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! Fits RWD models only!
Brand:
ES#:
4381839
Mfg#:
11137570400
In Stock
ON SALE!
SAVE 15%
$305.99
This product was last offered at the strikethrough price on 05-02-2026
Brand new unit - no core charge! Avoid messing with a core return entirely!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date up to 03/2011
Kit includes new HPFP gaskets needed for a complete and easy install
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! First time replacement will require ES2848391 Adapter with Production Date Up to 12/2013 For vehicles with a production date from 03/2014+
Brand:
ES#:
4045013
Mfg#:
13518604231KT
In Stock
ON SALE!
SAVE 22%
$394.99
This product was last offered at the strikethrough price on 04-27-2026
OE style replacement for damaged or cracked valve covers for the N55 Engine.
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#:
4845559
Mfg#:
11127570292
In Stock
ON SALE!
$254.99
This product was last offered at the strikethrough price on 06-29-2026
Seal up those pesky oil leaks
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!
Keep your engine securely mounted
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!
Wireless controlled unit that allows adjustable throttle response control
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#:
4624166
Mfg#:
D440-1700
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$325.99
This product was last offered at the strikethrough price on 07-04-2026
Increase performance and durability without sacrificing comfort. True rubber mounts - a positive upgrade over cushy, factory-installed fluid-filled mounts.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms [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 06-28-2026
Monitors camshaft location
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Two required per engine, may be replaced separately as needed.
Brand:
ES#:
34388
Mfg#:
13627525014
Ships in 5 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.
$166.83
This product was last offered at the strikethrough price on 07-04-2026
With the all-new Kies WiFi Enet Adapter, you can now use your favorite apps, wirelessly, from one convenient dongle!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
