Fine tune your Blow Off/Diverter Valve to the exact needs of your engine with this complete tuning kit.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Cure misfires and clear the check engine light
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Beru unit that is mounted on right firewall, there is two per car
Brand:
ES#:
4142135
Mfg#:
4A0905351A
In Stock at Vendor
$148.99
This product was last offered at the strikethrough price on 05-07-2026
Constant contact with the camshaft wears these down
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
Brand:
ES#:
2812910
Mfg#:
034109309AD
In Stock
ON SALE!
SAVE 30%
$8.99
This product was last offered at the strikethrough price on 05-02-2026
The ultimate breather can kit for the C4 AAN S4/S6, everything needed for a clean, OEM-type conversion
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Cure misfires and clear the check engine light
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat! Mounted on right firewall - two per vehicle
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
