1. Made of New CNC machined all-aluminum ADD Oil adapter 2. Center Bolt M20 ×1.5, M18 ×1.5, 3/4×16 ×1.5875 thread Size 3. Oil Meter Adapters were made to prevent unnecessary drilling in the vehicle oil pan for installation of an oil temperature sensor. 4. Conventional methods of installing a temperature sensor gauge required draining the oil from the vehicle 5. Oil Meter adapter simply mounts between the factory oil filter and the engine 6. Multiple gauge sensor openings allow for different mounting options 3 Ports 7. Color available: red, silver, blue