Quote:
Originally Posted by tristanpaglia
So the other day I got ER catless downpipes installed along with jb4.
I love the sound and how responsive the engine is now. I just have to get used to the smell.
I still have warranty on my car so will BMW care about the downpipes. They will obvious know it from the smell.
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First thing's first. You have one downpipe.
If you have an engine-related failure, or even possible a drivetrain failure (e.g. transmission), don't count on it being covered if you bring the car in with the JB4 and DP installed.
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'02 S54 M3 (500/500 GC/Koni)
'08 N54 135 (JB4, DCI, BMW PS/Bilstein B6s, H&R M3 FSB, Strongflex FCABs)
'14 N55 X1 (JB4, BMS DP, BMS Intake, Alpina TCU reflash, H&R Sports, Bilstein B6s, E93 M3 RSB, Strongflex FCABs, baby seat)
'08 N54 535xi touring (Bilstein B6s, Downpipes, MHD tune, baby seat)