M104 / M121 / M141 / M161 / M181 Oil Drain Plug Oversize Piggyback Self Tapping Oil Pan Thread Repair Kit Silver Application: Universal(Please check the size before order) Features: 1. The oil drain plug is made of sturdy 304 stainless steel 2. The red copper gasket is made of high-quality pure copper 3. The high-quality rubber sealing the O-ring can keep the oil from leaking after the installation is completed 4. It can help you to prevent the whole pot from being replaced due to slippage Specification: Material:Made of high qualitystainless steel Color:silver Package includes: 1 x Oil drain plug kit Installation Method: 1. Clean the oil pan before installation to ensure that the area and threads are free of excess oil and impurities. 2. Thread the piggyback plug into the hole, forward a few turns, then back a few turns. 3. After the plug bottoms out, remove it, then clean up the iron chips around the punch hole 4. Using a T-socket wrench, torque the plug to approximately 14ft-lbf. 5. After installing the piggyback plug, screw in the small piggyback oil drain plug, and the installation is complete (Note: When removing the small oil drain plug, please ensure that the large piggyback plug is in a fixed state) _x000D_