Downpipes (7,5-inch = 190mm flange) with smooth transaction to 2,5 inch (63mm) for Audi S4 B9, S5 F5 and SQ5 with 3.0 TFSI EA839 V6 engine.

Heatshield wrap and race catalytic elements (eu3 eu5 eu6) can be added to the pipes for extra charge, the diameter of pipe or flange can also be changed according to your request, leave a comment to the order at check out.

Product is manufactured with TIG welding technology.

Features:

bolt-on compatibility
stainless steel of highest quality
63mm in diameter
2mm wall thickness
all slots for sensors are located in OEM places
fit OEM exhaust system and aftermarket brand systems too
double welding for all flanges