Mishimoto Racing Thermostat Honda Civic Si 2006-2013 | MMTS-CIV-06 EVO_2005-2007 Brian Crower rods for the

Brian Crower rods for the 4B11 engine are made from 4340 billet steel

but over time plastic can flex

Metal washers are used to provide extra clearance with the cross member on some models

HKS notes that modifications to the front bumper are required for installation and that this FMIC is not designed for street use

Mishimoto Racing Thermostat Honda Civic Si 2006-2013 | MMTS-CIV-06 EVO_2005-2007 Brian Crower rods for theProduct Fitment: 2006 2013 Honda Civic Si Improve your engines cooling efficiency with the Mishimoto Racing Thermostat, designed for the 20062013 Honda Civic Si. This performance thermostat opens at a lower temperature than the factory unit, allowing coolant to circulate through the engine sooner and helping maintain cooler, more stable operating temperatures. By activating earlier than the OEM thermostat, the Mishimoto unit helps reduce high engine