Hey all   So I finally got my catback system installed, 304 stainless steel from Longlife. Overall I am very happy however it's non resonated which results in a lot of drone and lift off blow back and even some vibration in the seats.    So first things first, it's booked in for a centre resonator to be fitted to fix this issue. The exhaust sounds nice, not stupid loud but has a lovely rumble.    One thing I'm not overly happy about although nothing I can probably s