BMW X3M Competition downpipe install plus Dyno before and after
N54 Racing Channel N54 Racing Channel
5.3K subscribers
15,303 views
0

 Published On Dec 8, 2021

2019 X3M Comp. visits Dyno for baseline run. VRSF downpipe install plus Custom Tune from DocVu Tuning. Next video we take the X3M back to Blackdog Speed shop to see what are gains are.

show more

Share/Embed