Enhances turbo sound, CNC-machined, easy install, durable billet aluminum design.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For the later Gen3 B58 engine only
Give your factory turbo and diverter valve the satisfying blow-off valve (BOV) sound with every gear change and throttle closure
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5435319
Mfg#:
DV-028
Back Ordered
10% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$39.99
This product was last offered at the strikethrough price on 06-05-2026
A critical upgrade for drivers running a TiAL Q or QR Blow-Off Valve, particularly on N54-equipped vehicles.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
The blow-off valve releases boost pressure when the throttle butterfly valve is closed either between shifts or whenever you're lifting off the throttle. Replace a failing BOV to prevent boost leaks or upgrade to a performance blow-off valve for better sound and higher boost pressure thresholds!
Lifetime Replacement
