AUDI S4/S5 B9 Heat Shielded Downpipes | PW Motor x4m Its oversized build further enhances

Its oversized build further enhances engine performance across the board

No check engine light (CEL) triggered

• Increased power and torque potential

this system offers a larger surface area for superior airflow and filtration

Mercedes S430 – 2004-2006

AUDI S4/S5 B9 Heat Shielded Downpipes | PW Motor x4m Its oversized build further enhancesUpgrade your AUDI S4 S5 B9 to new levels of performance with PW MOTOR heat shielded Downpipes. Designed with sophisticated CAD modelling tools to ensure high flow and a perfect fit. With a range of diameters from 4. 5 to 5 inches depending on the application, are replacing the OEM downpipes, Laser cut brackets to fit onto the OEM provided mounting points. Completely assembled and TIG welded with love from experienced hands. Key Features of AUDI S4 S5