Holley Hi-Ram Intake Manifold - GM LT1 " All Single carb application available

Single carb application available

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6L Duramax V8

Only fits models with stock Cast Steel control arms

less prone to kinking) outer jacket for durability

Holley Hi-Ram Intake Manifold - GM LT1 " All Single carb application availableThe new Holley EFI Hi Ram intake provides the ultimate performance with the new GM direct injected Gen V 6. 2L LT1 engine. The modular design of this manifold allows easy disassembly for custom porting, multiple tops, or custom induction systems. Each runner has a large radius where it meets the plenum, and optimized taper & cross sectional area to perform in a wide variety of engine configurations. The optional injector bosses on the intake runners