Subaru WRX STI has quite a few modifcations and recently sold at an online auction with a clean California title ...

Yes, that’s a massive wing towering over the rear of a Subaru WRX. No, it’s not an STI. Subaru is still on its sub-STI kick of putting out models with special kit but no extra power ...

Here's an STI from the era when it was a performance bargain. Modifications are minimal, which is rare for a WRX. As a Limited trim and finished in silver, it's more subtle than the typical STI.

The STi is more powerful and much harder riding. It is a fierce performer, although not as agile as the Mitsubishi Lancer Evo. In later years, the base WRX has STi-like styling and some of the STi ...