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Extang Trifecta Toolbox 2.0 Tri-Fold Tonneau Cover (20-23 Sierra 2500 HD w/o Factory Side Storage)

Item HG1122
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FREE Shipping + $199.00 Oversized Item Fee Market Price $584.99 You Save 15% ($85.00)

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      Video Review & Installation

      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation

      Features & Specs

      • To Learn How to Measure Your Bed Click Here
      • Soft Tri-Fold Tonneau Cover
      • Accommodates 18 to 20-inch Standard Toolboxes
      • Protects Your Cargo and Bed from the Elements
      • Premium-Grade Vinyl Fabric
      • Powder-Coated Aluminum Frame
      • Simple Clamp On Installation - No Drilling Required
      • Three-Year Limited Warranty
      • Fits 2020-2023 GMC Sierra 2500 HD without Factory Side Storage


      Protection and Style. An Extang Trifecta Toolbox 2.0 Tri-Fold Tonneau Cover will allow you to discreetly hide cargo in the bed of your 2020-2023 GMC Sierra 2500 HD without losing the use of your Toolbox. This Tonneau Cover was specifically designed for use with an 18 to 20-inch standard toolbox. With a Tri-Fold design, this all-weather Tonneau Cover can be folded up to access your bed, or when hauling larger items. As an added bonus, you may even see up to a 10% increase in fuel mileage because of its aerodynamic design.

      Tough Build Quality. The Extang Trifecta 2.0 Toolbox Tri-Fold Tonneau Cover is assembled with an aluminum frame for superior strength and light weight. The frame and hinges are powder coated in a matte black finish for extra wear resistance and protection. The Tonneau tarp is made from tear-resistant automotive-grade vinyl that’s completely weather-proof and features a faux grain-leather texture that adds a nice appearance to your truck.

      Clamp On Installation.
      This Extang Trifecta 2.0 Toolbox Tri-Fold Tonneau Cover arrives fully assembled, making for an easy install with no drilling required. Designed to clamp on to your trucks bed rails, installation can be completed in under 20 minutes with just basic hand tools.

      Extang Lifetime Warranty Coverage. All bed covers from Extang carry a lifetime warranty against defective materials or workmanship on all truck bed cover rails, aluminum components, clamps, bows, hardware, and vinyl covering. The same coverage applies to the Trifecta Toolbox 2.0 Tri-Fold Tonneau Cover. Check with the manufacturer for full warranty details.

      Application. This Extang Trifecta Toolbox 2.0 Tri-Fold Tonneau Cover is designed to fit 2020-2023 GMC Sierra 2500 HD standard or long box models without the factory side storage option. Please select your application from the options available.

      Technical Note. Not sure of your bed size? Click here for an instructional video explaining how to measure your bed length.


      • 2020 GMC Sierra 2500
      • 2021 GMC Sierra 2500
      • 2022 GMC Sierra 2500
      • 2023 GMC Sierra 2500

      Extang 93653


      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Tonneau Cover With Rails
      • Mounting Hardware

      Customer Reviews (3)

        Brand Image

        Reviews of Extang Exterior products have an average rating of 4.5 out of 5

          Questions & Answers

          10 More Questions

          Will It Fit My Sierra 2500

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