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What could be better than a 2-1/2" American Thunder dual exhaust for your 1955-57 Chevy car? This header-back aluminized 16-gauge kit includes head pipes, welded H-pipe, two Super 40 mufflers, mandrel bent tail pipes, stainless steel tips and mounting hardware.
One of the first things you do to improve performance on your 1967-1969 Camaro/Firebird is to upgrade the exhaust. Flowmaster's American Thunder dual exhaust kits will give you the ultimate in performance and sound.Includes aluminized 3" 16-gauge mandrel bent pipes from the crossmember back, H-pipe, Super 40 Series Mufflers and hardware. Ships in two boxes.
Flowmaster American Thundersystems are built with maximum performance and aggressive looks in mind. These systems follow the factory routing and utilize OEM hanger locations when possible. Featuresmandrel bent tubing for maximum performance and includeSuper 40 Seriesmufflers for just the right performance and sound. American Thunder Series benefits include improved throttle response, power and mileage.
These 16-gauge mandrel bent kits are for you guys who are doing your own thing and building your own dual exhaust. Includes front adaptor pipes, intermediate pipes, H-pipe assembly, over the axle pipes and a couple different tailpipes. Each piece is aluminized and has a slip-fit connection.
The American Thunder 40 Series is the most aggressive sounding street and strip muffler in Flowmaster's product line. The 40 Series will generate extreme interior resonance within the vehicle. If you want to really hear your exhaust system inside as well as outside your vehicle the 40 Series is for you.
These neat, two bolt ball flange kits give you a leak free exhaust connection but allow for engine flex and misalignment. Several collector and exhaust sizes available. Sold in pair. Requires welding.
These neat, two bolt ball flange kits give you a leak free exhaust connection but allow for engine flex and misalignment. Several collector and exhaust sizes available. Sold per pair.