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Maximize Airflow with the FAST LSX HR 103mm Intake Manifold

Elevate your GM LS-series engine with the FAST LSX HR 103mm Intake Manifold. This high-performance tunnel ram intake is specifically engineered for LS3 rectangle port cylinder heads, providing the increased volume and airflow necessary for serious power gains. Constructed from durable, lightweight black polymer, this manifold is designed to handle high-boost and high-RPM environments without heat soak issues common in aluminum intakes.

Performance Advantages

• 103mm Throttle Body Flange: Optimized for large-bore throttle bodies to eliminate intake restrictions.
• Tunnel Ram Design: Engineered to maximize mid-to-high RPM power bands.
• Complete Kit: Includes high-flow fuel rails for a hassle-free installation.
• Heat Resistance: Polymer construction keeps intake air temperatures cooler for denser charge air.

The FAST LSX HR manifold is the perfect choice for builders looking to push their LS3-based vehicles to the next level. Whether you are building a dedicated drag car or a high-horsepower street machine, this intake provides the structural integrity and flow characteristics required for success. The sleek black finish adds a professional, aggressive look to any engine bay. Trust the engineering excellence of FAST to deliver the performance you crave. Find all your high-performance intake components at GGCRACING.