STI 2.5T (309 HP/ 227 kW)

Premium connected tuning for your Subaru WRX (VA) STI 2.5T The RaceChip GTS 5 + App combines premium chip tuning performance with full smartphone control. Monitor your engine data in real time and fine-tune settings via the free RaceChip app...

Premium performance tuning for your Subaru WRX (VA) STI 2.5T The RaceChip GTS 5 is our premium chip tuning solution, delivering substantial power and torque gains with seven fine-tuning settings. Advanced engine mapping tailored to your specific vehicle...

Connected performance for your Subaru WRX (VA) STI 2.5T The RaceChip RS + App combines our mid-range tuning performance with smartphone connectivity. Monitor your performance and fine-tune settings via the free app. Performance Gains Power...

Performance tuning for your Subaru WRX (VA) STI 2.5T The RaceChip RS is our mid-range performance chip, offering significant power gains with wire-free installation. Advanced tuning maps optimised for your specific engine. Performance Gains Power...

Next-gen throttle response for your Subaru WRX (VA) STI 2.5T The RaceChip XLR5 is our latest throttle response controller with advanced calibration and ultra-precise response curves. The most refined throttle feel available. Features Latest...

Entry-level performance for your Subaru WRX (VA) STI 2.5T The RaceChip S is our entry-level chip tuning box, delivering noticeable gains in power and torque. Perfect for drivers wanting more performance without breaking the bank. Performance Gains ...