67-68 GM F-Body American Thunder System Lug Bolts Muffler - 50 Big Block

Muffler - 50 Big Block - Dual 2

265/30-20 (6 Series)

Exhaust System - Cat-Back - Resonator Delete - 3 in Diameter - X-Pipe - Stainless - Natural - Cadillac CT5-V 2022-24 - Kit

This 'white whale' of a product just became easier to locate with Dinan's M2 Free Flow exhaust system that utilizes the factory exhaust valve in concert with Dinan's muffler design to allow for this Jekyll and Hyde ability

Muffler - 50 Big Block - Dual 3 in Inlets - Dual 2

67-68 GM F-Body American Thunder System Lug Bolts Muffler - 50 Big BlockExhaust System American Thunder Header Back 2. 5 in Diameter Dual Rear Exit Steel Aluminized GM F Body 1967 68 Kit