1964-1967 A-Body LS Swap, 3" Mid-Length Headers to 2.5" Exhaust System;
1964-1967 A-Body LS Swap, 3" Mid-Length Headers to 2.5" Exhaust System;Mandrel bent 304SS construction provides enhanced performance and appearance characteristics; Connects Hooker Blackheart 64-67 GM A-body mid length headers to Hooker 2.5" exhaust systems; O2 bungs included in each adapter tube are indexed for reliable wide-band sensor operation; Compatible with all GM automatic transmissions; Compatible with 4th-gen F-body T56 and T56 Magnum transmissions; Includes OE quality clamps; requires no cutting or welding to install;