Most owners of bone-stock, or near-stock, LS1 vehicles have heard of handheld tuners. These wondrous little devices are best known for the ability to flash in a performance tune into the ECM-removing ...

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 ...

This Malibu wagon's goal was to create a tire-ripping, fun-time-having street car—a vehicle to fill with friends to rip burnouts around town and destroy cones on the autocross. After a year of trial ...

GM’s ‘Global B’ controllers have been hack-proof for years, but the ECM found in the C8, and Cadillac CT5-V is now open to tuners. “This is only the start of all the GM Global B support that we plan ...

The General Motors 5.7 LS1 engine was a naturally aspirated small-block V8 engine with two valves per cylinder and the ...