PSR Intake Manifolds for GM LS1 LS2 LS6 Engine Low RAM with Top-Feed Plenum

PSR Intake Manifold for GM LS1 LS2 LS6 Engines – Low RAM Top-Feed Plenum

Unlock the full performance potential of your GM LS engine with the PSR Low RAM Intake Manifold – precision-engineered for maximum airflow, throttle response, and horsepower. Designed for LS1, LS2, and LS6 cathedral-port engines, this intake is the ultimate upgrade for high-performance street builds, dyno warriors, and race applications.

Crafted from high-quality cast aluminium alloy, the PSR Intake Manifold combines strength, heat resistance, and lightweight construction for proven reliability under boost or naturally aspirated setups. The Low RAM runner design enhances mid- to high-RPM performance while maintaining strong torque across the rev range — ideal for cammed or built LS engines.

The Top-Feed Plenum design ensures even airflow distribution and optimal cylinder filling, helping your LS deliver smooth, efficient power. Compatible with a 102mm throttle body, this manifold is ready to support serious airflow for engines making big power.

Every manifold includes a set of billet fuel rails to complete your installation, and features single fuel injector per cylinder configuration for straightforward EFI integration.

Available as:

• Top Section Only

• Bottom Section Only

• Complete Manifold Assembly

Whether you're chasing track-day power or building a serious street machine, the PSR LS Intake Manifold is the perfect balance of performance, quality, and affordability.

Key Features

• Fits GM LS1 / LS2 / LS6 cathedral-port engines

• Low RAM runner design for high-flow performance

• Top-Feed Plenum for balanced air delivery

• Precision-cast aluminium alloy construction

• Billet fuel rails included

• Supports 102mm throttle body

• Single injector per cylinder

• Sold as Top Only, Bottom Only, or Complete Kit

Perfect For

• Performance engine builds

• Turbocharged or supercharged LS applications

• Custom street and race cars

• LS swaps requiring low-profile intake clearance