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The GFB Deceptor Pro II venting-bias controller lets you adjust how much boost is recirculated versus vented to atmosphere, offering in-cabin control of your blow-off sound. Supplied for Nissan Skyline (GTS-T) applications, it uses a patented Venting Bias Adjustment System with remote electronic control to limit venting ratio and help avoid issues like backfiring or stalling while retaining the desired sound.
GFB Nissan Skyline (GTS-T) Deceptor Pro II - Blow Off Valve Venting Bias Kit
