Stand out with this incredible Alpha Competition De-Cat Downpipes for all BMW X3M/X4M F9X. (Years: 2019 - Present)
These stainless steel made Alpha Competition decat downpipes, in 3.15" / 80mm diameter, fit without modification between the turbos and the front pipes of the S58 engines fitted to the BMW X3M / X4M F9x in order to remove the main catalysts. Manufactured from high quality T304 stainless steel with handmade TIG welds, these downpipes will bring an average gain of 35hp on a stage 1 engine and a particularly aggressive sound. With a high flow structure and thermal insulation to reduce heat radiation by 50%, these downpipes clearly represent the best value for money on the market!
Direct mounting
2-piece kit
100% T304 stainless steel
3.15" / 80mm pipes
Specific thermal insulation
Measured gain on stage 1: 35hp
Aggressive sound
Handmade TIG welds
Assembly kit included
Lifetime warranty
- ECU calibration is mandatory -
Fits:
BMW X3M / X4M F9x (19-Present) - 480 / 510
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