Underbody Protection.

How we researched this guide We compared five skid plates sold for the Jeep Wrangler’s underbody — an aluminum engine/transmission belly pan, a steel front sway-bar plate, a heavy-duty transfer-case plate, a steel gas-tank skid and a steel rear-diff plate — and checked seven maker documents and product pages for the finalists: the Rough Country

How we researched this guide We compared six underbody-protection formats sold for diesel trucks — front skid plates, a DEF tank skid, engine-transmission armor, rocker panel covers and a diesel splash-panel shield — and checked maker documents and listing records for each finalist: the Westin Pro-Mod install sheet and retailer record, the BDS 121251 install