Originally Posted by elp_jc
Those plugs stick UNDER the protective metal shield. If anything hits the shield, you run the risk of breaking your sump and instantly oil-starving your engine. I'd NEVER use that, but to each his own.
Yes these plugs should stick under the protective shield. The rear plug does slightly protrude, however if something big enough strikes this plug you have other issues as well as a CRACKED oil pan. The front plug fits rather nice. To each his own, I got tired of fucking with the allen wrench.