Mishimoto Racing Thermostat - Impreza GC / GD / GR / Forester SG / SF Fuel Filters This dyno-proven WRX cold-air intake

This dyno-proven WRX cold-air intake provides 25 hp/25 tq gains over the stock intake while maintaining safe air/fuel ratios

Constructed of aluminium

The perfect system if you're looking for increased power and response

manual transmissions

The shape of the bonnet and the size and position of the air outlet were determined after computer analysis

Mishimoto Racing Thermostat - Impreza GC / GD / GR / Forester SG / SF Fuel Filters This dyno-proven WRX cold-air intakeThe Mishimoto racing thermostats promote greater cooling efficiency throughout your engine by opening earlier than the factory item, allowing coolant to flow through the engine sooner and reducing running temps. Ideal for highly modified or track cars.