Home >> Audi >> 2025 >> S4 Premium >> Repair and Diagnosis >> Engine Mechanical >> Exhaust >> Exhaust System, Emission Controls (Servicing - 6-Cylinder 2.9L; 3.0L 4V TFSI Ea839 Engine) >> 26 Exhaust System, Emission Controls >> Exhaust Pipes/Mufflers >> Front Muffler, Removing And Installing