The Two Supercharger Oil with Syringe 4 ounce Bottle Eaton Coupler Change Kit for GM is a high-quality product designed specifically for GM vehicles. This kit includes two 4 ounce bottles of supercharger oil, a syringe for easy application, and a coupler change kit to ensure a smooth and efficient process. With interchange part numbers 10-4041 and ZZ-SCCPLR-2SR, this product guarantees compatibility and functionality for your vehicle. Manufactured by GM with part number 12345982, this kit is a reliable choice for maintaining and improving your supercharger system.