Volkswagen Passat B5 Discussion
Dear exhaust "experts",
My B5.5 is a 2003 sedan with the 1.8T. Engine mods to date include a K&N drop in filter, TT DV, Wett 1.0 bar chip and an N75J valve.
I think the next step in my search for more torque and horse power should be a higher flowing exhaust. Having read a lot of threads on...