Modifying your intake can fundamentally change how your engine breathes. Discover exactly how porting affects performance and if it's worth the effort.

Sometimes theory is neat, but sometimes it fails to describe what actually takes place. The theory of internal combustion engines falls into this category, especially with respect to the function of ...

For many years the aftermarket intake manifold has been considered one of the first additions in any engine development program. It has been publicized, advertised, and assumed by many hot rodders ...

SPE Motorsport created a single-plane modular cast intake manifold for the 7.3 Godzilla. The low-profile design clears tight ...

Given the amount of time and effort that goes into the design of a factory intake manifold, it's not surprising that it's sometimes difficult to improve upon the stock induction system. Stock ...

A few companies have recently ventured into the Coyote intake manifold market and when we saw Holley’s fabricated version, we had to test it. “The Coyote is obviously an innovative, new engine capable ...