RCM Black Series Subaru Thermostat Housing Kit Mishimoto this replacement seal can be

this replacement seal can be used when repairing

This state-of-the-art sealing technology ensures no leaks

The new and updated dual-stage boost controller now features a billet aluminium housing and bullet valve technology for ultra-fast boost response with two adjustable boost levels

With many competition car builds

Please note that fitting RCM328 will alter the engine's emissions

RCM Black Series Subaru Thermostat Housing Kit Mishimoto this replacement seal can beIt's all in the detail! This is a CNC machined, black anodised and laser marked, RCM billet aluminium thermostat housing. Want your build to look just that little bit different and bespoke?.. this is a great addition to any engine build. Not only is the housing corrosion resistant, but it also helps with the smooth and efficient movement of coolant through the engines cooling system. The kit comprises of the billet thermostat housing and bolts and is