Wagner Tuning Catted Downpipe - Audi S4 B9/S5 F5 (3.0 TFSI)

Downpipe Kit with 300CPSI Racing catalyst for Audi S4 B9 / S5 F5 3.0TFSI

• made out of high quality stainless steel 1.4301 (SS304)
• complete 2x Ø3 and adapter for stock exhaust
• CAD designed and flow optimized
• 300CPSI with EU6 coating Racing Metal Catalytic Converter
• 100% perfect fit, replace OEM
• less thermal load on the turbocharger
• more power by reducing back pressure
• significantly more torque
• optionally also available with Ø76mm (3 inch) middle silencer-replacement pipes (sporty, dull sound)

Error display in the DME possible.