Adds an impressive 53% flow increase with gains up to 15hp and 28ft-lbs of torque!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms CARB certified for sale in all 50 states
Brand:
ES#:
3184652
Mfg#:
54-76307
EO#:
D-550-29
In Stock at Vendor
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$543.99
This product was last offered at the strikethrough price on 01-28-2026
100% strength concentrate - dilute to a 50:50 ratio with distilled water
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For Vehicles Produced Up To 2018
Brand:
ES#:
4876763
Mfg#:
82141467704
In Stock
$24.46
This product was last offered at the strikethrough price on 03-14-2026
Includes filter, O-ring, and copper washer
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!
Keep that coolant expansion tank sealed
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4818570
Mfg#:
17117639020
In Stock
ON SALE!
SAVE 20%
$14.99
This product was last offered at the strikethrough price on 05-02-2026
Assists in allowing the particulate filter to last longer
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat! This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship
Brand:
ES#:
3195906
Mfg#:
2000
In Stock
48% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$25.95
This product was last offered at the strikethrough price on 06-28-2026
Smaller bottle than a usual jug - great to throw in the trunk!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For Vehicles Made Pre-2018
Brand:
ES#:
2178666
Mfg#:
82142209769
In Stock
$10.60
This product was last offered at the strikethrough price on 01-08-2026
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
