Forge Blow off valve BMW 135i / 235i F2x en 335i / 435i F3x N55 audi-s6-c7---12-19-4-0-tfsi---420---450-esi9997813 Fits standard 40mm (1 1/2")

Fits standard 40mm (1 1/2") ShopVac hose•

This exhaust fits from the catalytic converter onwards and is available with STW-polished 76mm tailpipes and a resonated or non-resonated mid-pipe to reduce noise at constant speeds

Lightweight design weighing just 7

making it ideal for serious tuning builds

Forge Blow off valve BMW 135i / 235i F2x en 335i / 435i F3x N55 audi-s6-c7---12-19-4-0-tfsi---420---450-esi9997813 Fits standard 40mm (1 1/2")The Forge Blow Off Valve has been specially designed for the BMW 135i 235i F2x and 335i 435i F3x models fitted with N55 engines. This new generation Blow Off Valve, manufactured in the United Kingdom by Forge Motorsport, fits the N55 engines without the need for any modifications. It is designed to withstand high pressures and optimise the performance of the turbo system, whilst delivering a unique blow off sound. The valve features an integrated