If you're driving around in an STI, Evo or SR20-swapped 240, or perhaps you've thought about turbocharging your Civic or Z, you're going to want to invest in a good blowoff valve. The underlying ...

I’ve heard too many dudebros incorrectly referencing turbocharger functions for far too many years. It seems that nobody can tell a wastegate from a blow-off valve, and today I’m going to school ...

One of the turbo engine's most iconic sounds is called the turbo flutter. That "stu-tu-tu-tu" sound the Nissan Skyline GTR R34 makes as the throttle closes is the sound of compressed air escaping past ...

Automobiles and commercial vehicles originally sported naturally aspirated engines. Back in the 1920s, the Mercedes 6/25 PS and Mercedes 10/40 PS introduced the world of road-going cars to Roots-type ...

As turbocharging becomes more popular in both factory and aftermarket applications, those of us familiar with naturally aspirated engines might not be fully up to speed on our turbo-plumbing anatomy.

Up to six levels of boost available for different street/track setups Boost on demand: Press a button for an instant increase in boost Gear-based mapping: Set a different boost level for each gear ...

You may have heard turbocharged vehicles make a whole lot of noise when the driver backs off the throttle, specifically those with large turbos, large intercoolers, no blow off valve, and non ...