Check the listing for details. SS Lower Sliding Cab Cowl Panel Mounting Brackets For Peterbilt 388 & 389. Condition: New. Listed at 140.00 USD. Custom Sliding Cowl Panel Mounting Bracket Fits Peterbilt 388 & 389 By Chrome Shop MafiaThese sliding cowl panel mounting brackets by Chrome Shop Mafia are designed for one-piece cab cowl installations on a 388 and 389 Peterbilt trucks. Made from high-quality 11 gauge stainless steel with a 304 2b finish, these brackets are built to last.They feature a sliding action that allows for movement and flexibility as the cab bounces and moves. With precise alignment to factory mounting locations, this bracket is compatible with various cab cowl designs. The addition of fiber washers ensures a smooth sliding experience and prevents metal-on-metal rubbing.Upgrade to our custom sliding cowl panel mounting bracket for enhanced durability and longevity of your cab cowl.* High Quality Cowl Panel Bracket* Made Of 304 Stainless Steel* Mounts To Frame Support To Mount Wide Cab Cowl Panels* The Slotted Design Let The Bracket Flex Without Breaking* Solves The Broken Bracket Problem* Makes Your Custom Cab Cowl Panels Last Longer* No Drilling Required. This Bracket Uses The Same Holes As Original Brackets* All Hardware Is Included* Sold In Pairs* Warranty On Mounting Brackets Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement Part (Not OEM)***Fitment* Fits Peterbilt 388 2008 thru 2014* Fits Peterbilt 389 2008 thru 2023* Fits Peterbilt 389 Glider 2008 thru 2023