1978-88 GM A/G-BODY (MONTE CARLO/MALIBU/EL CAMINO/CUTLASS/GRAND PRIX/REGAL/BONNEVILLE) LS-SWAP FULL-LENGTH HEADER - CERAMIC COATED, 1-3/4", COLLECTOR SIZE 3"

The G-Body defined the 80’s for many GM fans. These underpowered rides had a great look but couldn’t get out of their own way. Put modern horsepower into your grocery getter with performance products from Holley. Holley has engineered a complete solution of components to put an LS engine in and the power out. Features: For GM LS engine swaps into 1978-88 GM A/G-Body vehicles 1-3/4" primary tube diameter and 3" collector diameter ideal for stock LS1/LS6/LS2 or 5.3L-6.0L Vortec truck engine swaps Long tube design for optimum engine performance Mild steel construction with silver ceramic coating Designed for use with 12643HKR engine mounting brackets and 12644HKR transmission crossmember NOTE - Interference should be expected when used with any NON-HOOKER mounting brackets.