When it comes to hand-held tuners that modify the factory tune on a mildly upgraded Mopar Hemi, the Predator was the tuner of choice for nearly a decade. At the time of its introduction, the Predator ...

Born out of Chrysler's development of fighter jets during WWII, HEMI engines have been synonymous with power and performance ...

The 5.7-liter Hemi is an all-time favourite engine for car drivers and builders, but if you're trying to get a bit more out ...

When it comes to electronically tuning your Mustang, the "chip" has been around for so long that trying anything else might make you leery. Of course, not all change is bad, and often there's a good ...

Many old-school tuners and hot rodders know their way around a carburetor and distributor. They also know today's technology enables better performance and gas mileage than we ever imagined. I'll ...

Making performance modifications to Harbor Freight’s single-cylinder Predator engine has become a thing, and we’re totally here for it. We’ve seen one fitted with a home-brewed, Koenigsegg-style ...

With the Durango SRT, the guys over at Dodge didn’t prove much except that the engine bay can fit 6.4 liters of naturally aspirated HEMI V8 goodness. A $62,995 rehash of a rather old design, the ...