Audi TT 1.8T 20V 1998-2006 TURBOSMART 25mm Plumb Back Recirc Dump Valve BOV emu classic The system is designed to

The system is designed to replace the Porsche non sport standard exhaust system without valves and has to be installed together with Akrapovič Link Pipe Set w Cat

Liquid Cooled

This means the voltage will step up 5 times over an increase of 1 PSI making a very linear response curve

The full titanium exhaust system is finished with two sets of carbon-fibre / titanium tailpipes coming from a central muffler layout featuring two valves

Compared to the standard PMU16

Audi TT 1.8T 20V 1998-2006 TURBOSMART 25mm Plumb Back Recirc Dump Valve BOV emu classic The system is designed toBrand: Turbosmart Part no: TS 0203 1222 Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts not wanting to be noticed but wanting the performance and reliability benefits of a quality BOV. Please note; that for twin turbo applications, such as the Audi S4 2. 7L (B5) 97 01, this will require two valves. Supplied With: Green Spring Rated 15 InHg (installed). Fitment: Audi TT