Chevy GM LS3 Dual Plane 4150 MID-AIR™ MidRise Aluminum Intake Manifold [Satin] Four corner water ports

Four corner water ports

unlike plastic alternatives

Don't spend hours figuring out which pieces and parts you need to get what you want from your engine

but with several important modifications

Featuring high strength Aircraft Grade Aluminium which is lightweight

Chevy GM LS3 Dual Plane 4150 MID-AIR™ MidRise Aluminum Intake Manifold [Satin] Four corner water portsThe Speedmaster MidRise Air design features the identical plenum and runner design as the normal MidRise. The main difference is that there is an open area under the plenum chamber. This feature is sometimes called an air gap design. The air flowing under the plenum provides a cooler charge for the incoming air with less heat transfer from the engine. This cooler air charge provides additional power and torque.