Product Details: The Baldwin Lube Filter Parts and Accessories Oil Test Kit is the perfect solution for running your engine efficiently. This 2.5-ounce bottle contains everything you need to perform oil analysis and detect potential problems before they cause damage to your engine. The kit includes extractor pumps, tubing, and mid-drain sampling applications, making it easy to get the most accurate results. With this kit, you can optimize oil change intervals and ensure your engine runs smoothly. FleetPride is your First Click in Heavy Duty®.