Mishimoto Thermoswitch Fan Switch Civic Si (2006-2013) Nissan While this product will not

While this product will not change the geometry of the shifting mechanism

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

making for an even zippier Fiesta experience

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

The Milltek downpipe is an easy bolt-on installation

Mishimoto Thermoswitch Fan Switch Civic Si (2006-2013) Nissan While this product will notThe 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