Quote:
Originally Posted by hjdca
Gold Plug Magnetic Drain Plug AP-04 (#AP04)
1/2 inch Gold Plug Aluminum Drain Plug Crush Washer - 5-Pack (#SW01)

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Yep, that's the one. Make sure to get 2 of them for the LS7! Those suckers are strong enough to hold decent sized wrenches...I've been using these for years. They work great. Just be sure to replace the crush washer after every oil change.