Koyorad Aluminum Radiator Subaru WRX/STi 03-07 w/ Filler Neck rotors With the ability to upgrade

With the ability to upgrade the Unitronic Performance Software

Any older Link ECU utilising the Link 6 Pin CAN connector

Supports lambda tracing from the stock wideband o2 or aftermarket wideband

Manual transmission only

power and revs are of paramount importance

Koyorad Aluminum Radiator Subaru WRX/STi 03-07 w/ Filler Neck rotors With the ability to upgradeThe Hyper V Series radiators have a specially designed fin and tube pitch which significantly increased its surface area while still allowing for excellent air circulation through the radiator. The Hyper V Core series is the perfect solution where space savings and high performance is a must. All Koyorad Hyper V Series All Aluminum Radiators are Nocolok brazed, designed as a factory fit, direct bolt in with no engine modifications necessary, and