VRSF Catted Downpipes for 2019 – 2022 BMW X3M & X4M S58 F97 F98 Conversion 5 mmBolt Thread Size: M14

5 mmBolt Thread Size: M14 x 1

and motorsport touch with an alcantara trim set

Fitment (BMW F chassis only

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VRSF Catted Downpipes for 2019 – 2022 BMW X3M & X4M S58 F97 F98 Conversion 5 mmBolt Thread Size: M14VRSF S58 High Flow Catted Downpipes For your 2019+ BMW X3 M and X4 M (F97 & F98) with the S58 Engine We are proud to introduce our VRSF Catted Downpipes for your F97 & F98 BMW X3M & X4M. These catted downpipes are the best bang for the buck mod available for your S58, with gains from 30 whp & 35 wtq as a direct bolt on and gains of up to 60 whp and 100 wtq when paired with a DME remap. By replacing the restrictive catalytic converter in the factory