The car is going in for a national car test in the morning To cut a long story short the catalyst has to go back on Remove the miltek decat The original front pipe cat fits the turbo result But obviously have the invidia 3 inch exhaust system in place and there is a size difference with oe cat flange So we chopped up the original link pipe Chopped up a 3inch decat from an evo 4 my mate had in his shed 10 years. It marrys up to the invidia perfectly and sleaved and welded it to original