Holley EFI Terminator X Max GM Gen V LT Early Direct Injection Kit 550 1630 bright earth 25 Brand Hooker Color Silver exhaust straight pipe 25 Brand Hooker Color Silver Emission Code 5 Fitment Universal Inlet Connection Type Pipe Connection Inlet Diameter (in) 3 Inlet Position Offset Material Aluminized Steel Mounting Type Uses Factory Hangers Muffler Series Aero Chamber Muffler Type Reflection Outlet Connection Type Pipe Connection Outlet Diameter (in) 3 Outlet Position Offset Overall Length (in) 17 Product Type Muffler Shape Oval Sound Level Aggressive Type of Muffler Chambered Warning California Proposition 65 giving a larger surface area than just two round pipes joined together race winning technology of Holley EFI at a budget friendly price Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete control of your engine