LS4 Automatic with AC What it takes
Required Parts Polyurethane right front engine mount (weld in) 1Polyurethane left front engine mount (weld in) 1 Transmission Bracket and mount right side 1Transmission Bracket and mount left side Optional Parts LS4 Headers 13/4″ 1 Cat back exhaust 3″ 1 3800 High Volume fuel pump (51psi @41GPH) 1 Alternator Bracket and Idler pulley 1 Axles