Stainless steel race catalytic converter, direct-fit replacement for the restrictive factory catalytic converter, on Audi S4/S5 B9 3.0 TFSI. Replacing the rear oxygen sensor is recommended. Not compatible with vehicles equipped with a gasoline particulate filter (GPF).
Ref: 034-105-4045
Available from the manufacturer (24+)→ Oct 28, 2026
Part no.: DSD1358. Material: stainless steel. Please provide the VIN number as well as the make, model and exact engine when ordering to ensure part compatibility.
Original bottle resonators deleted on Audi RS5 B9/B9.5 2.9T, replaced with ready-to-install high-flow intermediate pipes. Throatier sound under hard acceleration. Installation difficulty: moderate.
Ref: 034-105-7056
Available from the manufacturer (24+)→ Oct 28, 2026