IE ProCore Downpipe For Audi B9 S4 & S5 e95 2mm bore pipework and fits

2mm bore pipework and fits from the turbo to the centre section

More environmentally friendly than other treatments containing toxic metals

Rear Diffuser and Rear Side Splitters are ready for mounting

Plug and play feature (No additional wiring needed)

The full float design allows independent radial and lateral thermal expansion and movement

IE ProCore Downpipe For Audi B9 S4 & S5 e95 2mm bore pipework and fitsThe IE ProCore Downpipe for your Audi B9 S4 or S5 delivers an improved exhaust note and increased flow. Our in house engineered 6" 400CPSI catalytic converter channels substantial flow to support upgraded engine tunes and larger turbochargers. The specialty tri core design and precious metal coatings align with ECU emissions requirements so that you can upgrade without the check engine light. IE PROCORE CEL FREE NO CHECK ENGINE LIGHT HIGH FLOW 6"