Holley Performance 820202 Sniper EFI Dual Plenum Intake ManifoldIntake Manifold Sniper EFI Dual Plenum Intake Manifold Sniper EFI Dual Plenum Intake Manifold; Fits w GM LS1 2 6 LS3 L92 Engines; Black; Incl. 3 8 in. Fuel Rails; SPECIFICATIONS: Finish: Black Position: Upper RPM Range: 1500 6500 Usage: Racing WARNING CA Proposition 65: No FEATURES: Finish Creates High Impact Under hood Styling 3mm Thick T6061 Sheet Aluminum Construction For Maximum Durability Twin 92mm Throttle Bore Openings For Increased Air Flow