This stainless steel made Alpha Competition downpipes, in 3.5" / 89mm > 2x 2.75" / 70mm diameter, fits without modification between the turbo and the secondary catalysts of the 2.5 TFSI engines fitted to the  Audi TTRS 8S and RS3 8V Facelift in order to remove the main catalyst. Manufactured from high quality T304 stainless steel with handmade TIG welds, this downpipe will bring an average gain of 32hp on a stage 1 engine and a particularly aggressive sound. With a high flow structure and optional thermal insulation to reduce heat radiation by 50%, this downpipe clearly represent the best value for money on the market !

- Select your version -

Direct mounting

100% T304 stainless steel

3.5" / 89mm > 2x 2.75" / 70mm pipes

Optional specific thermal insulation

Measured gain on stage 1 tuned engine : 32hp

Aggressive sound

Handmade TIG welds

Assembly kit included

Lifetime warranty

- Fitment on models equipped with OPF / GPF requires secondary cats delete -