Monitor the condition of your engine's lubricating system at each service and remove harmful metallic contaminants from imposing premature wear. M14x1.5mm thread
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4879383
Mfg#:
111-997-03-30-LN
$21.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Tensioner - Between Crankshaft and Intermediate Gear
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3575444
Mfg#:
278050061164
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$104.00
This product was last offered at the strikethrough price on 01-06-2026
$96.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Designed as a direct replacement for the plastic OEM cap.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4715008
Mfg#:
01-157-01699-9
$179.00 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Includes Hengst filter and Red Line 229.5 Spec oil
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2816725
Mfg#:
2781800009KT5
ON SALE!
$185.99
This product was last offered at the strikethrough price on 06-16-2026
$174.22 USD
Add to Cart
Free Shipping
Partial Replacement
74mm -- 14-Point
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
1627161
Mfg#:
103589020900
$56.99
This product was last offered at the strikethrough price on 05-05-2026
$55.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Replaces old plugged or sticking crankcase vent valves
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2184040
Mfg#:
2780100431
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$174.00
This product was last offered at the strikethrough price on 01-06-2026
$161.99 USD
Add to Cart
Free Shipping
Lifetime Replacement
Applies cam movement to the intake & exhaust valves
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2560728
Mfg#:
2760501400
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$14.00
This product was last offered at the strikethrough price on 06-12-2026
$12.99 USD
Add to Cart
Lifetime Replacement
Includes Genuine filter and Genuine AMG MB 229.5 Spec oil
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4817954
Mfg#:
2781800009KT23
$153.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Partial Replacement
Stock up and save!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
5396754
Mfg#:
2781800009KT22
$73.99
This product was last offered at the strikethrough price on 06-19-2026
$72.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Located on the fuel sending line
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4708890
Mfg#:
1635422818
$74.99
This product was last offered at the strikethrough price on 05-07-2026
$72.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Includes Hengst filter and Liqui Moly Molygen New Generation 229.5 Spec oil
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4642923
Mfg#:
27818000091KT2
ON SALE!
$158.99
This product was last offered at the strikethrough price on 05-15-2026
$145.12 USD
Add to Cart
Free Shipping
on orders $49 and up
Partial Replacement
Protective sacrificial harness intended to prevent solenoid oil leakage from contaminating the main engine harness and engine control unit.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5421142
Mfg#:
2711500156KT
$68.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Air Temperature Sensor in Air Intake Pipe
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2549179
Mfg#:
2769050000
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$23.99
This product was last offered at the strikethrough price on 01-06-2026
$22.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Prevents oil from leaking out of your crankcase at the rear crankshaft flange
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4621481
Mfg#:
112997024665
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$47.99
This product was last offered at the strikethrough price on 01-06-2026
$44.99 USD
Add to Cart
Free Shipping
on orders $49 and up
Lifetime Replacement
Racing Coolant Thermostat
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4815471
Mfg#:
BBTMT002
$130.00 USD
Add to Cart
Free Shipping
Lifetime Replacement
Includes new seal
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3421920
Mfg#:
000010030164
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$19.00
This product was last offered at the strikethrough price on 01-06-2026
$17.99 USD
Add to Cart
Free Shipping
on orders $49 and up
More About Engine Parts & Accessories
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.