Now more than ever, Subaru fanatics have a wealth of factory and aftermarket performance upgrades at their disposal. In High-Performance Subaru Builder's Guide,

Diesel engines work differently than the gas engines most horsepower enthusiasts are used to, so different performance principles apply. In High-Performance Die

Ford's 4.6-liter-powered Mustang is the last remaining "classic" muscle car in the world and is incredibly popular with performance enthusiasts. More than 1,000

Extracting maximum torque and horsepower from engines is an art as well as a science. David Vizard is an engineer and more aptly an engine building artist who g

The photos in this edition are black and white. Skylarks, GSXs, Grand Nationals, Rivieras, Gran Sports; the list of formidable performance Buicks is impressive.