Flowmaster Cat-Back System 409S - Dual Rear/Side Exit-AmeriCan Thunder - Moderate Sound 58-59 25" 8 bolt rotors weigh

25" 8 bolt rotors weigh just 11 pounds and have ball milled slots to keep rotor clean

1966-1970 with TF A-727 (All)

1966-1979 Pontiac Parisienne

Oil Pump Drive Shaft

Aluminum Adjusters

Flowmaster Cat-Back System 409S - Dual Rear/Side Exit-AmeriCan Thunder - Moderate Sound 58-59 25" 8 bolt rotors weighCat back System 409S Dual Rear Side Exit American Thunder(R) Moderate Sound For 2004 to 2008 Ford F 150 and Lincoln Mark LT truck with a 4. 6L or 5. 4L engine, fits 2 and 4 wheel drive models and all wheelbases. For the person who is looking for a complete Cat back dual exhaust system with a moderate to aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. American