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Originally Posted by BPHORSEGUY  Is there a high flow cat H pipe that will fit an otherwise stock except FLOWMASTERED 2005? I am interested in improved sound only, will this work? | I was at Tillmans speed shop last week and saw some H pipes that were the mid section only so I'm incline to think that high flow cats would be able to fit. My H pipes and cats came in one piece (OEM)exhaust
__________________ 2005 Mustang GT, p1sc1 procharger w/3 core inter cooler, 10 psi boost,, 39# fuel injectors, kook long tube headers, high flow cats, x pipe, magna flow mufflers, che lca, anti squat brackets, che tubular lateral stiffener bar, 1 piece aluminum drive shaft, che engine torque limiters, hurst shifter, A pillar boost and oil press gauges. Steeda lowering spring kit. CM delete plates. New eaton posi rear end(600rwhp), 3.73 gears. MAfia maf sensor, 470rwhp, 423ft# torque. | 
High flow cat H pipe 
