Adding a supercharger to an engine is one of the simplest ways to make more power. There is no complicated intake and exhaust piping required, such as with a ...

There's much to be said for technology-it certainly has had an impact on the performance of new cars and trucks. But there's also a fair amount to be said for simplicity. Just because something is ...

Navistar Inc has acquired from Holley Performance Products Inc certain assets including intellectual property rights to some of Holley’s valve technology for diesel engine exhaust gas recirculation ...

COLUMBIA, S.C. — Navistar has acquired certain assets from Holley Performance Products, including intellectual property rights to some of Holley’s valve technology for diesel engine exhaust-gas ...