Mopar Chrysler SB 318 340 360 MID-AIR™ MidRise Aluminum Intake Manifold [Polished] they also provide your engine

they also provide your engine with cleaner air for better performance

hard-starting engine

Couple this Hi-Ram intake with the high flowing Ford Coyote style cylinder heads has outstanding potential for naturally aspirated and forced induction applications

The quality of these throttle bodies are better than others available today

Mopar Chrysler SB 318 340 360 MID-AIR™ MidRise Aluminum Intake Manifold [Polished] they also provide your engineThe 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.