jack car up on left side so both wheels off floor (use axle stands to make safe ) then usualy 2 17mm or 15mm bolts clamp down pipe to middle section at rear u clamp 2 13mm nuts hold back box on to middle section undo and then pull rubbers off holding exhaust on (2 at front 1 middle section by sill and usaly 1 on rear axle and finaly 1 on back box drop to floor separate back box new gasket for front down pipe and reverse fit
hope this sorts your problem, October 2010
