Muffler Skid Plate | Jeep Wrangler JK/Wrangler Unlimited (2007-2018) So, youve beefed up the outside of your Jeep JK, but what about the underside? Protect your JKs Muffler from off-road hazards with Rough Country Muffler Skid Plate. This durable, 3/16 plate steel skid helps to protect your muffler from rocks, debris and anything else you can throw at it! The Jeep JKs exposed muffler is a vulnerable weak-spot when rock crawling or traversing uneven terrain. Fortify this area with a layer of plate steel protection and gain incredible peace of mind on your next trip out on the trails! This easy upgrade looks great, too, featuring a laser-cut ΓÇ£Rough Country ΓÇ¥ logo with anangled design and port holes for proper airflow and heat dissipation. With a 100% bolt-on installation procedure, this upgrade is easy to install as well, and features Rough Country Limited Lifetime Warranty. 779