If the mid-pipe on your New Edge 99-04 Mustang 4.6 has been damaged, gotten clogged, or rusted out, we have the perfect replacement! This direct fit catalytic h-pipe from Flowmaster features 4 49 state legal catalytic converters to keep your Mustang passing inspection and smog tests. Installation is easy with the factory style flanges, just simply unbolt your stock midpipe and bolt up this replacement! This h-pipe includes 4 3-way converters and features 2.25" piping to get your Mustang back to factory condition.
2004 year model requires the use of 24" oxygen sensor extensions.
Flowmaster - The Exhaust Technology Company Flowmaster operates the only exhaust Research & Design facilities of its kind in the world, centered around the SuperFlow SF-7100 engine dynamometer complete with E.C.A. (engine cycle analysis) equipment and also SuperFlow chassis dyno's.
Through use of these dyno's, Flowmaster's engineering staff can track the complete engine cycle in millionths of a second and can obtain exact technical data of each degree of cam rotation, from induction to the tip of the exhaust system, while also showing the power numbers that really matter, the power numbers "to the ground."
Flowmaster also utilizes Spectrum Analyzers to fine "tune" the sound of each of the eleven different series of mufflers that Flowmaster currently offers, both for peak performance and just the right sound levels and tones. Flowmaster's dedication to quality is what makes them the exhaust industry leader for Latemodel Mustangs and SVT Lightnings!