Feature 1 OE Number: The referencing OE number of this 34 relay o ringed end plug kit is 77964 08K, which is molded and designed depend on the original data, and maintaining the original car model. 2 Fitment: The 34 relay end plugs are replacement for 4L60E 4L65E 4L70E Transmission, designed with high precision to effectively prevent fluid leakage. 3 Prevents Loss of Critical Oils: Prevents the loss of critical 4th signal and/or D3 oils, preserving the performance of your vehicle's transmission system. 4 Improved Performance: With its excellent port sealing properties, this end plug kit ensures smooth operation of relays, elevating your driving experience. 5 Restores Hydraulic Integrity: The end plug kit helps restore the hydraulic integrity of your vehicle's transmission system, making your ride more stable and reliable.Item Type: 34 Relay O Ringed End Plug KitOE Number: 77964 08K Material: ABSApplication: The hammering effect of the 3-4 relay and/or 3-4 shift valves can cause the end plugs to wear, resulting in loss of 4th signal and/or D3 oil. Replace the worn OE end plugs with the end plugs to restore hydraulic integrity and prevent loss of critical 4th signal and/or D3 oilFitment:Fits for 4L60E 4L65E 4L70E TransmissionPackage List1 x 34 Relay O Ringed End Plug Kit (10 Pcs)NotePlease double check the part number of your item, matching information is for reference only.