How would you build the ultimate sleeper?

Sleepers come in many forms, from well disguised muscle cars to monsters in economy car clothing. After witnessing the insanity of the 728 horsepower Camry we started thinking about the variety of different options when it comes to creating a sleeper. This weekend we want to know about your ideal vision of a seriously… » 9/24/11 5:00pm 9/24/11 5:00pm

Cadillac CTS-V + ZR1 Supercharger = Fastlane's 630 HP CTS-VR1!

Hoping to bring the Cadillac CTS-V closer to its reputation as the four-door Corvette ZR1, the mad tuners at Fastlane swapped the larger 2.3-Liter blower off the ZR1 into CTS-V sedan to create this tire-shredding. Depends-wetting CTS-VR1. » 1/18/10 2:30pm 1/18/10 2:30pm