Performance cars have limited-slip differentials, period. The "One Wheel Peel Deal" isn't any more acceptable than running 17s in the quarter-mile. Unfortunately, it seems the only way to get both ...

General Motors has several names for its LSD, or Limited Slip Differential, unit. Commonly referred to as Posi-traction, the exact same clutch-based LSD is also known as Controlled Traction, ...