Upgrade to the true dual purpose heavy duty battery with a longer life span
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi
Clear up the clutter in your engine bay and be able to access the back of the motor without taking off the whole windshield cowl.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4500859
Mfg#:
007629LA01-02
In Stock
ON SALE!
SAVE 25%
$87.99
This product was last offered at the strikethrough price on 06-13-2026
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
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
Upgrade to Manley's Platinum Series Pistons for increased performance!
Stock 10.2:1 Compression Ratio
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Std. Size
Brand:
ES#:
4685603
Mfg#:
647000C-6
In Stock at Vendor
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1208.99
This product was last offered at the strikethrough price on 06-30-2026
The fix for a failed VANOS solenoid
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!
The hose that comes off of the top outlet on the radiator
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#:
2802438
Mfg#:
17127540127
In Stock
ON SALE!
$40.99
This product was last offered at the strikethrough price on 06-29-2026
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 06-30-2026
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!
Everything you need to install a new cylinder head.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! For vehicles with a production date from 01/2011
Brand:
ES#:
4743055
Mfg#:
N55CYLHDKT
In Stock
$383.99
This product was last offered at the strikethrough price on 06-19-2026
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!
Brand:
ES#:
2869641
Mfg#:
22116760330
In Stock
$82.99
This product was last offered at the strikethrough price on 05-10-2026
Get back on the road without having to swap an entire alternator.
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! For vehicles with 180 AMP Bosch Alternator
Wrinkle Black - Includes functional air scoop
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms CARB certified for sale in all 50 states
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
