Subaru built the only twin turbo flat four in a production car. Here is how this rare EJ20 setup worked, why it struggled, ...

When we’re in the market to upgrade turbochargers, we’re usually trying to solve a problem (EGT) or add performance (horsepower), yet still maintain good driveability (spool up). As many of you know, ...

When somebody says “turbo lag,” they’re talking about the delayed response a turbocharged engine can have when you put your right foot down on the gas pedal. A turbocharger uses the flow of exhaust ...

An iForce twin-turbo V6 in a 1980s FJ60? Yes! Built for SEMA, the Turbo Trail Cruiser doubles the power of the original Land ...

When your rally enthusiast car pals are dissecting the most recent race, they may mention “anti-lag” in their banter. You vaguely realize it’s associated with the epic, fiery exhaust pops these ...

The Nissan GT-R may be old, but it still delivers supercar performance and Nissan keeps coming up with ways to keep it fresh. On Tuesday, Nissan unveiled the latest update for the GT-R in the form of ...

Earlier this week reports out of Japan pointed to 2025 being the final model year for the R35-generation Nissan GT-R, which was first unveiled in 2007, and now Nissan has unveiled the 2025 model year ...

The R35-generation Nissan GT-R has now been with us here in the US since 2007, so when we heard some GT-R news was breaking today, we were hoping for a new version. But, like in 2011 and 2017, we're ...