FAST LSXHR 103mm Intake Manifold (07-13 6.0L, 6.2L Sierra 1500)

Description

Revolutionary Intake Solution. The FAST LSXHR 103mm Intake Manifold is engineered to maximize power output for LS3 rectangular port engines, perfectly suited for both boosted and naturally aspirated applications. This manifold enhances airflow efficiency, delivering substantial horsepower gains by optimizing fuel atomization and throttle body compatibility.

Construction and Appearance. Crafted from a lightweight, high-strength polymer, this intake manifold effectively reduces heat soak that commonly affects aluminum counterparts. Its tunnel ram-style design features interchangeable stack lengths to optimize performance, with a clean and durable finish built to withstand demanding engine environments.

Installation. Installation is straightforward without the need for drilling and accommodates reversible top orientation for various throttle body positions. Integration with nitrous systems is simplified through dedicated nozzle bosses.

Warranty. Includes a 12-month manufacturer warranty ensuring quality and durability.

Application. Specifically designed to fit 2007-2013 6.0L and 6.2L Sierra 1500 models for a direct and performance-focused upgrade.

FAST 146106

CA Residents: WARNING: Cancer and Reproductive Harm

• LSXHR 103mm Intake Manifold for LS3 Rectangular Port Applications
• Industry’s First Polymer Tunnel Ram-Style Intake Manifold
• Ideal for Generating Maximum Power in Boosted and Naturally Aspirated Engines
• Standard Tall Stacks Are Interchangeable with Separately Purchased Medium and Short Stacks to Find the Most Powerful Combination
• Polymer Construction Is Lightweight and High Strength to Reduce Power-Robbing Heat Soak Found in Aluminum Intake Manifolds
• Average 30 HP Gain Between 5,000 and 7,500 RPM Over Competitors’ High Ram Intake Manifolds
• Rated for Up to 45 PSI of Continuous Pressure
• Compound Fuel Injector Angle Designed for Optimal Atomization, Resulting in Maximum Power Production and Superior Drivability
• Reversible Top Allows for Forward- or Firewall-Facing Throttle Body Installations
• Two Nitrous Nozzle Bosses per Runner for Clean and Easy Direct Port System Installations
• 103mm Throttle Body Opening Can Be Ported to 105mm
• Fits 07-13 6.0L and 6.2L Sierra 1500 Models