HP Tuners is one of the leading names in the aftermarket engine tuning world, offering one of the most comprehensive tools on the market. For more than a decade, HP Tuners plug-in devices have been ...

Mainstream diesel performance hit a home run when Dodge introduced the Cummins-powered Dodge Ram in 1989. In stock trim, the trucks were reliable yet underpowered, but it wasn’t long before ...

If you're reading this, there's a better-than-average chance you have a Mustang. And unless you're one of the eight or nine hold-outs on the superiority of electronic fuel injection, you've most ...

Despite the recent news that the Environmental Protection Agency (EPA) no longer lists emissions defeat devices as a top priority, there’s still no two ways about it: Tampering with a tune to defeat ...