Exhaust System Kit

American Thunder Cat Back Exhaust System

American Thunder Cat Back Exhaust System; Single; Dual Rear Same Side Exit; Incl. 2.5 in. Tailpipes/Super 40 Series Mufflers/3 in. Logo Embossed Stainless Tips;

This Flowmaster American Thunder(R) cat-back exhaust system for the 2004-2008 Ford F-150 and Lincoln Mark LT trucks with the 4.6L or 5.4L engines is perfect for the person looking for a deep aggressive exterior sound with a moderate interior tone, and with all of the performance benefits that you would expect from Flowmaster(R). This bolt-on DOR/DOS (Dual Out Rear or Dual Out Side) emissions-legal exhaust system features 16-gauge mandrel-bent aluminized steel tubing flowing into a specially designed Super 40(TM) Series performance muffler with dual 2.50-inch aluminized steel tailpipes which use the factory hanger locations for an easy installation. The tailpipes exit either behind the rear wheels, which is ideal for towing, or straight out the back under the rear bumper for a muscular look. The system is finished off with a pair of large 3.00-inch polished stainless steel tips. The exhaust system is covered by our 3-year Limited Warranty and includes all necessary parts and hardware for an easy installation you can do at home. For those who prefer all stainless steel construction with a Lifetime Limited Warranty, check out exhaust system #817417. Note: Fits 2/4 wheel drive models all wheelbases.

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, Muscle cars, Trucks, Street Rods, RV's, Motorhomes, and all types of race applications. With over 400 different muffler models, 370+ exhaust systems and numerous exhaust accessories available, Flowmaster offers you the choice of sound to fit your sound preference from wild to mild and of your specific vehicle needs. Call our experienced tech staff for live help and detailed information regarding your vehicles. With Ray still active and hands on with the R&D department in the development, not only of new exhaust products, but also with new technologies currently being tested in third and new R&D facility, the future looks to be very exciting indeed.