The Unitronic Performance Downpipe for the MK8 GTI® equipped with the 2.0TSI EA888 EVO4 engine is a direct bolt-on upgrade designed to optimally eliminate unwanted restrictions in the factory downpipe reduce turbo lag and enhance the exhaust note. It utilizes a 5? 400cpsi ultra high output (UHOX) catalytic converter designed in partnership with Unitronic from our emissions partners at Global Emissions Systems Inc (GESi).

Paired with Unitronic Stage 2 E85 Performance Software and other supporting bolt-ons this Performance Downpipe helps yield up to 417HP / 426LB-FT with more to come.

Click here to learn more

GESi 5? G-Sport UHOX 400cpsi Catalytic ConverterMeets or exceeds local testing standardsCFD Optimized Upper Downpipe CastingsTIG-welded constructionFactory catalyst placement for maximum efficiencyOxygen Sensor provision maintainedOEM-style corrugated mesh flex bellowDirect bolt-on fitmentEnhanced exhaust noteReducers available for factory or upgraded cat-back systems

Unitronic Performance Downpipe Featuring GESi 5? G-Sport Ultra High Output UHOX 400cpsi Catalytic Converter2x V-band clamps and centering rings 1x Stainless steel midpipe section1x Stainless steel exhaust reducer