he 1966 Chevelle had two different dual exhaust system when GM outfitted these muscle cars. The small block dual exhaust cars received 2 1/2″ head pipes and 2″ tail pipes with resonators welded on. GM accomplished this by welding in a small section to the front left head pipe and swagging down the right. The 1966 with the big 396 used 2 1/2″ head pipes and 2 1/4″ tail pipes.

Our exhaust system kits on either application come with the correct head pipes with wrinkles and flats and correct tail pipes with wrinkles and double angle cut. Part of the year used a full length tail pipe we believe this to be most of the cars but some cars were definitely outfitted with tail pipes ending behind the rear wheels.The kit will also include correct mufflers logo deleted, correct muffler hangers, clamps, screws, installation instructions, diagrams and sealant. tail pipe hangers are available as well as retainers and strap clamps for reproduction authenticity. Ask about our concourse package to bump up to corded rubber zinc plated hangers, SS clamps, ceramic coated flanges, retainers and strap clamps