All STI models have an updated drivetrain for 2007. The positive-feeling but slightly notchy gearbox gets new gear ratios, and a new Torsen limited-slip rear differential is standard.

For STI shoppers looking for a little more luxury, a Limited model is once again offered, with a leather-trimmed interior, eight-way power driver’s seat, Harmon/Kardon sound system, and a moonroof.

It's not often that a car gets less expensive and sportier at the same time. But that's exactly what has happened with the new Subaru WRX STI Special Edition. It costs $32,995, whereas a standard ...

Another day, another Japanese Domestic Market-destined Subaru Impreza WRX STI. ... a mechanical rear limited slip differential (this replaces the Torsen one), Bridgestone "POTENZA RE070" ...

The torque-vectoring differential, cleverly called TVD by Lexus, is optional on the RC F, while a Torsen limited-slip differential comes standard. That makes the RC F the perfect test bed for our ...

Scion recently released a video explaining one of the key components to its new FR-S rear-drive sport coupe: the torsen limited-slip differential.Sure, the car is meant to be attainable for a ...

A power moonroof, new leather seats, and additional undercarpet soundproofing--all at no charge--make the STI Limited's cabin a bit more hospitable, but you're reminded of the WRX's econocar roots ...