The Unitronic Performance Downpipe for the MK8 Golf R® and 8Y S3® 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 470HP / 431LB-FT with more to come.
Features / Benefits
- GESi 5” G-Sport UHOX 400cpsi Catalytic Converter
- Meets or exceeds local testing standards
- CFD Optimized Upper Downpipe Castings
- TIG-welded construction
- Factory catalyst placement for maximum efficiency
- Oxygen Sensor provision maintained
- OEM-style corrugated mesh flex bellow
- Direct bolt-on fitment
- Enhanced exhaust note
- Reducers available for factory or upgraded cat-back systems
Hardware Included
- Unitronic Performance Downpipe Featuring GESi 5” G-Sport Ultra High Output UHOX 400cpsi Catalytic Converter
- 2x V-band clamps and centering rings
- 1x Stainless steel midpipe section
- 1x Stainless steel exhaust reducer
Required Software
- Stage 2