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Assembled By ECS - MK4ECSBOVKIT-A - HKS SSQV Blow Off Valve Kit For MKIV 1.8T - (NO LONGER AVAILABLE)
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How to install easy blow-off valve for 1.8T engine (MK4 Golf,Audi TT-S3,Seat Leon cupra.....) - YouTube
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1 Set Auto Universal Turbo Blow Off Valve Kit Bov Dump Valve Wastegate Turbo Valve Adjustable Aluminium Alloy Bilateral Vent Bov - Engine - AliExpress
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