Known as the “Hybrid”, this world-first became the flagship model of the newly formed company Go Fast Bits. The two venting ports of this revolutionary valve were staged on the body such that the recirc port opened before the atmo port, helping to prevent backfiring and stalling on cars with a MAF sensor, whilst still giving the signature blow off sound when the car is driven harder.
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Subaru WRX & Legacy Short Shifter Kits– THE shortest throw shifter on the market for your Subaru! Both 5spd & 6spd Adjustable Short Shifter Kits available.
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GFB MACH 2 Diverter Valve / BOV
Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears (more information below).
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This product has multiple variants. The options may be chosen on the product page