Whether you have a daily driven Subaru or a built Audi 20V, proper oil temperatures are crucial for engine longevity and performance. Keep your temperatures in check with the Mishimoto thermostatic sandwich plate. This high-flow sandwich plate is constructed from lightweight CNC-machined billet 6061 aluminum, providing unmatched precision and quality. The internal oil thermostat will restrict flow to your heat exchanger until the activation temperature is reached;this provides improved warm-up while maintaining efficient cooling properties. Thanks to a small footprint and rear-mounted thermostat, the Mishimoto'sandwich plate can be installed in even the tightest engine bays where the exhaust or other engine components create strict space constraints. This sandwich plate includes two 1/8 NPT ports for use with temperature or pressure sensors. As with all our products, this sandwich plate includes the Mishimoto Lifetime Warranty, ensuring superior Products quality and craftsmanship.