2021 BMW M4 Competition vs 2020 BMW M340i
M4 Competition is 100% stock
M340i has a catless downpipe, intake, chargepipe, and E50 tune. ( Follow AnotherG20 on YT and IG for more M340i content and info )
1st race was from 40 MPH
2nd race was from 60 MPH
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![](https://i.ytimg.com/vi/s0VcKFmiNjA/maxresdefault.jpg)