The OEM splash guards were designed around the OEM fender flares, which made it impossible to remove the OEM splash guards, without leaving the end of the flares open and unfinished. The OEM splash guards also prevented installing the Gatorback mudflaps properly. The Finishing Caps solve this problem.. Truck Hardware Finishing Caps allow you to replace the integrated OEM molded splash guards with a cap that maintains the OEM appearance. The Finishing Caps are also designed to support and enhance the installation of Truck Hardware Gatorback CR Series mudflaps.. Sold as a set of 6 (front wheels, front of rear wheels and rear wheels). Cognito 20-25 Ford Sierra 2500/3500 HD Fender Trim Finishing Caps. Truck Hardware Finishing Caps, 2020-2023 GMC Sierra 2500HD/3500HD. Fender Trim Finishing Caps For 2020-2024 GMC Sierra 2500HD/3500HD. Fills gap left when the factory mud guards are removed. *Does not fit the 2024 AT4X, but will fit 2024 AT4.. Matches factory flare molding perfectly. Custom fit, no drill install. *Does NOT fit the Chevrolet. Install Time: 0.5 Hours. Fender Trim

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