Holley GM LS3/L92 Modular EFI Hi-Ram Intake Manifold with 105mm LS Throttle Body Mount; Black (2008 6.2L Tahoe)

Description

High-Performance EFI Intake. The Holley GM LS3/L92 Modular EFI Hi-Ram Intake Manifold with 105mm LS Throttle Body Mount in black is engineered to boost engine airflow and efficiency for naturally aspirated and forced induction setups. This intake manifold enhances throttle response and power output across a wide RPM range, making it ideal for racing and high-performance street applications. Its modular design allows flexibility for custom configurations tailored to various engine builds.

Construction and Appearance. Crafted from durable cast aluminum with a black finish, the intake provides corrosion resistance and a professional race-inspired look. Machined EFI fuel rails with -8AN O-ring fittings are integrated for precise fuel delivery to handle high fuel flows. The manifold runners feature a tapered cross-section optimized for airflow dynamics.

Installation. Installation requires moderate mechanical skill with no drilling or extensive modifications needed, due to the standard LS3 molded O-ring gasket and precise mounting dimensions. It fits securely onto LS3/L92 engines with bolt-on simplicity.

Warranty. This product includes a manufacturer’s limited 90-day warranty.

Application. Designed specifically to fit the 2008 6.2L Tahoe with no exclusions or additional fitment requirements noted.

Holley 300-117BK

CA Residents: WARNING: Cancer and Reproductive Harm

• EFI Hi-Ram Intake For 1 X 105mm GM LS3/L92 Throttle Body Longitudinal Mount Plenum Top
• Legal For Sale Or Use On Racing Use Only Vehicles
• Cost-Effective Alternative To Fabricated Sheet Metal For High-Performance Applications
• Suitable Where Induction System Height Is Not Limited
• Optimized For Naturally Aspirated And Forced Induction Engines In The 6.0 To 7.0+ Liter Range
• Maximum Power Output At 7000-8000+ RPM
• Modular Base Accepts Wide Range Of Carbureted And EFI Tops
• EFI Fuel Rails Machined For -8AN O-Ring Fittings To Accommodate High Fuel Flows
• Cast Aluminum Construction With Durable Black Finish
• Runner Length 6.50 Inches With Tapered Cross Section From 4.25 In² To 2.77 In²
• Standard LS3 Molded O-Ring Mounting Flange Gasket
• Throttle Body Flange Height Of 8.42 Inches And Longitudinal Location Of 3.84 Inches Forward
• Throttle Body Flange Angle 25 Degrees Down From Vertical
• Plenum Top Gasket Is 3/32 Inch Round O-Ring Cord
• Port Size 2.49 Inches Height By 1.21 Inches Wide
• Total Height With 92/102mm EFI Plenum Top 12.32 Inches To Lifter Valley Cover Flange
• Includes Fuel Rails But Does Not Include Fuel Injectors Or Throttle Body
• Single Plane Manifold Type With Vacuum Ports
• Designed For High-Performance Applications: Drag Race, Muscle Car, Marine, Off-Road, Sandrails, Pulling Trucks, And Track Street-Rods
• Fits 2008 6.2L Tahoe