Hi All just reaching out to see if anybody can advise regarding Exhaust options . The car is a 2.2 6 CYLINDER , year 2000 Z3 . We ve had te car from new anad it now needs a new exhaust . I think theres a crack in the back bank of the front manififold cat , the bolts on teh front joint between the front cats and the main pipes have disentgrated and the welds on the back box have now cracked . The front cat will need to come of for welding or replacment . Anybody have any contacts for the remainder of the exhasut or failing that a rplacment back box ? any suggestion appreciated