The SBR S1 upgrade is our most popular choice for the Impreza WRX 2000 onward EJ20 & 25.
Improved throttle response, extended power band with a peak boost when attainable at 1.3 bar resulting in 285-300BHP peak power. Map time is approximately 3-4 hours. Power figures can vary depending on millage and engine condition.
- Panel filter
- Walbro 255 Fuel pump
- SBR live Power Map
- Sports cat 200 CEL
- Power 280-290 BHP
- Job time 1 day
