Check the listing for details. Peterbilt DPF Box Aluminum Lower Step. Condition: New. Listed at 162.00 USD. ALUMINUM REPLACEMENT STEP FOR DPF BOX 2011-2017 PETERBILT MODELS 384 386 388 389 367 579 **This is a direct replacement; Simply unbolt the old step and bolt on this new step with the included hardware**Price is for one (1) step, including new stainless steel hardwareReplaces lower step on DPF box (Peterbilt part number M82-6017-105025)L 41-1/2" x W 7" x H 2" - Fits all 2011-2017 models with a DPF and DEF system, including: 388, 389, 384, 386, 367, 579, 567Will NOT fit 2018 and newer model year trucksSide brackets are sold separately - look in our StoreThe most economical fix for your broken/damaged step!Made in USAA heavy-duty version is available here: https://www.ebay.com/itm/192890776903These are the BEST Peterbilt steps available on eBay! Why?Made in America with high-grade American metals by an American company. We are one of the ONLY sellers selling these steps on eBay that is NOT based in China.Includes new stainless steel mounting boltsBecause our steps are bolt-on, they can quickly and cheaply be replaced if damaged again.Serrated diamond pattern provides much better grip, even when muddy and/or snowyAll steps are available with a reinforcement plate (riveted to the front edge) to further increase durability.