Flowmaster 425404 40 Series Muffler |
Muffler 40 Series Muffler 40 Series Muffler; 2.5 in. Dual Inlet/Dual Outlet; Case Dimensions 13 in. Length/4 in. Thick; 19 in. Overall Length; W-9.75 in.; Aluminized Steel; SPECIFICATIONS: Body Height (in.): 4 Body Length (in.): 13 Body Width (in.): 9.5 Inlet Connection Type: Pipe Connection Inlet Position: Dual Inlet Inside Diameter (in.): 2.5 Inlet Type: Dual Main Piping Diameter (in.): OEM Material: Aluminized Steel Outlet Outside Diameter (in.): 2.5 Outlet Position: Dual Rear Outlet Type: Dual Outlet Overall Length (in.): 13 Shape: Oval Sound Level: Aggressive FEATURES: 409S Stainless Steel 3 Year Limited Warranty Aggressive And Powerful Exterior Exhaust Tone Notable Interior Resonance Excellent Street/Strip And Off Road Application No Internal Packing To Blowout The Original Two Chamber Design Premium Flowmaster Quality The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound, this is the muffler for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. 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, Flowmasters 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. Flowmasters product line includes exhaust products for Performance Street, Musc
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