Mishimoto Thermoswitch Fan Switch Civic Si (2006-2013) Nissan MBRP's dyno results have shown

MBRP's dyno results have shown gains of 9hp/8 ft-lb with the catted downpipe and an impressive 29hp/29 ft-lb with the catless downpipe

For the enthusiast that's looking for all the power and torque you can get from an intake system

NGK Racing spark plugs for the Evolution 9 are used by some of the most winning teams in competitive motorsports and will easily support motors running in excess of 1000 wheel horsepower

Instead of just band aiding the problem the permanent solution is our cam plate with high temperature Viton o-ring

making for an even zippier Fiesta experience

Mishimoto Thermoswitch Fan Switch Civic Si (2006-2013) Nissan MBRP's dyno results have shownThe Mishimoto Thermoswitch Fan Switch replaces your OEM Civic Si fan switch, allowing your radiator fan to activate at 80C 176F degrees, 15C 59F degrees lower than stock temperature. This will help prevent heat soak and prolong the life of all the components in your engine bay. Installation is simple with direct replacement to OEM switch. FITMENT: Honda Civic Si 2006 2012