BMW M5 F10 / M6 F1x Alpha Competition Decat Downpipes

These stainless steel made Alpha Competition decat downpipes, in 3.5" / 89mm diameter, fit without modification between the turbos and the front pipes of the S63 engines fitted to the BMW M5 F10 / M6 F1x in order to remove the OEM catalysts. Manufactured from high quality T304 stainless steel with handmade TIG welds, these downpipes will bring a particularly aggressive sound and an average gain of 28hp on a stage 1 tuned engine. With a high flow structure able to support over 1000hp, these Alpha Competition decat downpipes clearly represent the best value for money on the market !