Wsays Blue Magnetic Aluminum Diesel Exhaust Fluid Cap/DEF Cap Fit for 2013-2023 Dodge Ram Cummins EcoDiesel 1500/2500/3500/4500/5500 3.0L 6.7L Diesel, 5.7L 6.4L Gas Replace OEM Part 68145555

【Fitment】: Fit Ram Cummins EcoDiesel 1500/2500/3500/4500/5500 2013-2023 3.0L 6.7L Diesel, 5.7L 6.4L Gas Replace OEM Part 68145555. 【Upgrade Design】:Replacement for the original plastic cheap DEF cap, To prevent impurities such as rain, snow, dust, and mud from entering the diesel exhaust fluid tank to protect the fuel system, giving you a better experience. 【Excellent Performance & Durability 】: 6061 aluminum not only makes it light-weight, but also more durable. Blue Anodized treatment offers more resistance to corrosion, thus prolonging service life and maintaining the aesthetics of your vehicle. 【Precision Assurance & Sealing Technology】: Through Computer-aided design & Multiple Fitment Tests to ensure the fit. O rings washer is included to further improve sealing, prevent oil leaks problem. 【Easy Installation】: It only takes a few minutes to finish the installation. Just remove the old caps and directly replace it.