JPC Racing is a big player in the Coyote scene. JPC claims to “Run the Coyote game,” and with recent performances in both sanctioned drag racing and with the company’s street kits, it’s hard to argue ...

After a handful of naturally aspirated mods, we just couldn't wait any longer before subjecting Mini Mouse (our 4.8L LR4 test engine) to some positive pressure. Mini Mouse has been built to ...

Horse Sense:Unlike a supercharger which typically uses a belt from the crankshaft pulley to drive its boost-making ways, a turbocharger uses exhaust air to make power. Since it doesn't use horsepower ...

Diesel enthusiasts looking to upgrade the turbocharger on their 2017 through 2019 Duramax turbo-diesel L5P V8 engine can now turn to Wehrli Custom Fabrication for its latest single turbo upgrade kit.