If you're looking for an improved underhood appearance for your 2003-2018 5.9/6.7 Cummins, this Fleece Cummins CP3 nut cover is a direct-fit replacement that enhanced the look of your engine bay. This tough, durable cover is made to withstand the elements and keep your engine looking great for years to come. Installation is easy, so you can get back on the road in no time. Order yours today and enjoy enhanced style and performance from your Cummins.