Speedmaster 1-148-050 RAM Air 98mm 4 Bolt EFI Intake Manifold for Chevy GM LS1

Chevy GM LS1 2pc Fabricated Ram Air 98mm 4 Bolt EFI Intake Manifold Polished The GM LS1 Modular Ram Air Intake Manifold was designed for high-performance applications where induction system height is not limited. Couple this Hi-Ram intake with the high flowing LS1 style cylinder heads has outstanding potential for naturally aspirated and forced induction applications. The runner length and the tapered cross-section were designed to perform well for a wide range of engine configurations. Excellent throttle response throughout the RPM range along with smooth engine operation