3. Subaru WRX/STI
The rally-bred Subaru WRX and STI are icons in the tuning world, thanks to their turbocharged powerplants and all-wheel-drive grip.
While OEM upgrades can be limited, the aftermarket is overflowing with options—from bigger turbos and advanced engine management to track-ready suspension kits.
The vibrant Subaru community ensures these cars stay sharp and competitive.
Read about top WRX/STI mods at Car and Driver.