Hey guys, I took off my mufflers from my 2013 glk 350 (RWD). Will this cause back pressure? Or will this damage my catalytic converters? Any info helps thanks :)
You must log in or register to comment.
Hey guys, I took off my mufflers from my 2013 glk 350 (RWD). Will this cause back pressure? Or will this damage my catalytic converters? Any info helps thanks :)