2020 M340i Active Autowerke Catted Downpipe | 🔊 Before & After 🔊
This video shows the difference between stock exhaust and stock exhaust with an Active Autowerke catted downpipe. 2020 M340i on a stock tune no other performance mods other than this downpipe.
Active Autowerke catted downpipe:
https://store.activeautowerke.com/pro...
22mm o2 sensor socket:
https://amzn.to/3N2S7rT
3D Carbon Fiber Spoiler:
http://www.rwcarbon.com/#a_aid=DanVilla