Unlike the LS power on tap in the CTS-V, the XLR-V and STS-V used a custom-tailored version of Cadillac’s own Northstar V-8. This supercharged, 4.4-liter Northstar was exclusive to these two ...

If the Cadillac STS-V wasn't powerful enough for your tastes at only 440 HP, you're in luck. Under the new SAE J2723 standard, the supercharged 4.4 L Northstar will be certified to produce 469 HP ...

Fans of Cadillac will rejoice with the new 2005 STS. The luxury performance sedan gets a nice standard V-6 with 255-horsepower and of course a more powerful 320-horsepower Northstar 4.6L V-8.

Unlike its predecessor, the Cadillac STS was introduced with a standard rear-wheel drive layout or an optional all-wheel drivetrain. Two engines choices were presented on the 2005 STS consisting of a ...

330 ps Northstar V8 or 315 ps V6 power in rear-wheel drive chassis ... CTS V-Series high-performance saloon and SRX luxury performance crossover. For 2008, Cadillac STS prices started at £33,995 ...

Updated OnStar systems highlight changes to the DTS and STS sedans. The Cadillac Northstar V-8 engine has been dropped from the 2011 STS sedan line-up but a Luxury Collection and Premium Collection ...