The asking price of $34,500 places this GTO at the higher end of the current market, but its exceptionally low mileage of 11,400 justifies the premium. Finding a final-year LS2 model that has not been ...

The Gen III LS1 engine factory-installed in '98-'02 Firebirds, '04 GTOs and the Gen IV LS2 between the fenders of the '05-'06 GTOs are excellent powerplants. Current LS2 engines are rated at 400 hp ...

The power potential built into each and every late-model LS-powered Pontiac is widely known. With their exceptional cylinder-head flow, compact dimensions, great strength, and hunger for nitrous, the ...

Debuting in 2004, the GTO by Pontiac was an all-new performance automobile that had gained popularity in Australia prior to being released in the U.S. In 2005, a faster 6.0-liter LS2 V8 engine was ...

So to up our own ante, we took our Head Poncho to the next level. Because we've been systematically making upgrades to our GTO with what we believe to be the most effective mods for the buck, adding ...