2020-2024 GM Duramax 6.6L L5P 8ft Bed Tonneau Covers

Tonneau Covers are one of the most practical upgrades pickup owners make, and now your 2020-2024 GM 6.6L Sierra/Silverado 2500/3500 with 8ft bed can benefit from improved protection and functionality with any of the high-quality bed covers we offer here at Alligator Performance. These tonneau covers come in different configurations including, roll-up, fold-out, and retractable designs that offer varying degrees of functionality. GM Duramax Fitments: 2020, 2021, 2022, 2023, 2024 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.