This Alpha Competition decat downpipe made from high quality mandrel bent and TIG hand welded T304 stainless steel is a direct bolt on upgrade for the B58 engine of the BMW M140i / M240i / 340i / 440i. With a high manufacturing quality, this 4 " / 101mm downpipe is for sure the best bang for your buck on the market !
Highlights
Select your version · Direct bolt on 100% T304 grade stainless steel 4" / 101mm diameter TIG Welded Aggressive tone Hardware included Optional heat shield Lifetime warranty
Vehicle compatibility
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Fitment details for this part are still being added.
Exhausts
