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Holley GM LS3/L92 Single Plane EFI Intake Manifold; Black (07-08 6.2L Sierra 1500 Denali)Find parts that fit my vehicle

Item S514731
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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features

      • Black Ceramic Coated
      • Single Plane EFI LS Intake Manifold
      • Fits All GM LS Gen III Engines Equipped With LS3/L92 Style Rectangular Port Cylinder Heads
      • Port Size - 2.50" Height X 1.15" Wide
      • 4150 Square Bore Flange
      • Includes Viton® O-Ring Intake To Cylinder Head Gaskets
      • Minimum Carb Flange Height - Fits In Vehicles With Limited Hood Modifications
      • Weight - 11.5 Lbs.
      • Optimized Runner Layout And Constant Cross Sectional Area - Broad Torque Curve, Best Vehicle Performance From 2500-7000 RPM
      • This Manifold Will Not Work With Factory Fuel Rails And Requires The Use Of Holley Fuel Rail Kit 534-218
      • Cast Aluminum Construction - Suitable For Centrifugal Blower, Turbocharged, Or NOS Mild Power Adder Applications
      • Efficient Casting Design - Lightweight, Consistent Wall Thicknesses, Improved Casting Quality
      • Height (Front) - 5.417" To The Lifter Valley Cover Flange At The Engine Block Front Flange And Bellhousing Flange
      • Fits 07-08 6.2L Sierra 1500 Denali

      Description

      Performance Intake Manifold. The Holley GM LS3/L92 Single Plane EFI Intake Manifold; Black is engineered to optimize air delivery for GM LS Gen III engines with LS3/L92 style rectangular port cylinder heads. It enhances torque and horsepower across a wide RPM range of 2500 to 7000, providing a broad power band ideal for performance vehicles.

      Construction and Appearance. Made from cast aluminum with a black ceramic coating, this intake manifold offers improved durability and a sleek appearance. The casting ensures consistent wall thickness and a lightweight design suited for forced induction systems including turbochargers, nitrous oxide, and blower applications.

      Installation. Installation requires no drilling and includes all necessary mounting bolts, washers, and Viton® O-ring gaskets for OEM-style sealing. Note that factory fuel rails are not compatible and must be replaced with Holley Fuel Rail Kit 534-218 for proper fitment.

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

      Fitment and Application. This intake manifold fits all GM LS Gen III engines equipped with LS3/L92 style rectangular port cylinder heads and is specifically compatible with the 07-08 6.2L Sierra 1500 Denali. It is intended for racing use only vehicles.

      Holley 300-136BK

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Tech Specs

      4.9

      Reviews of Holley Intake Products (8)

      Questions & Answers

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      Will It Fit My Sierra 1500

      • 6.2L V8 - 07, 08

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