The aFe Power Pro Series front differential cover for 1997–2018 Jeep Wrangler (TJ/JK) includes machined fins and a black powder-coating finish and is supplied with two quarts of PRO Guard D2 synthetic 75W-90 oil. It increases oil capacity over stock, features internal and external fins to dissipate heat, magnetic drain and deep-reach fill plugs to capture loose particles, a calibration plug set to factory level, and an oil sight glass for easy inspection.
aFe 97-18 Jeep Wrangler TJ/JK Dana 30 Street Series Diff Cover w/ Machined Fins & Gear Oil - Black