APR R1 Diverter Valve | MK4 GTI · Jetta · GLI · MK1 Beetle · B5 Passat · A4 · S4 · C5 A6 · RS6 · MK1 TT | 1.8L Turbo I4 · 2.7L Turbo V6 · 4.2L Turbo V8 G20 M340i 3.0L Turbo I6 [B58] IE's Y-Pipe Adapter Kit is

IE's Y-Pipe Adapter Kit is used to adapt either your IE Downpipe to a stock catback or your IE Catback to a stock downpipe

and the time has come to give our customers a badge of honor they can wear and see

our gauges function far beyond the limits of the in-car environment

Integrated Engineering RS3 Exhaust System to Stock Downpipe Y-Pipe Adapter (OPTIONAL)

Stock intake silicone adapter available

APR R1 Diverter Valve | MK4 GTI · Jetta · GLI · MK1 Beetle · B5 Passat · A4 · S4 · C5 A6 · RS6 · MK1 TT | 1.8L Turbo I4 · 2.7L Turbo V6 · 4.2L Turbo V8 G20 M340i 3.0L Turbo I6 [B58] IE's Y-Pipe Adapter Kit isThe APR R1 Diverter Valve is a critical performance upgrade recommended at all stages of performance as it replaces the failure prone factory unit. The R1 is designed to withstand extreme boost pressures at the highest levels of performance, while offering lightning fast response thanks to the unit's friction free diaphragm based design. Unlike piston based units that can stick and bind in the winter, the APR R1 is virtually maintenance free,