Thread: My new 540i is finally here! Recommended/available mods for 2022 model.
View Single Post
      04-07-2022, 06:02 PM   #28
rjjr1963
New Member
26
Rep
24
Posts

Drives: 2021 BMW 540ix
Join Date: Jan 2022
Location: Nebraska

iTrader: (0)
Quote:
Originally Posted by mike@x-ph.com View Post
Congrats

We offer the Jb4 and catted active downpipe. Lots of added power, safe and no CEL
What is a catted active downpipe? Will the jb4 void my warranty?

Thanks
Appreciate 0
Quote