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UnderCover ArmorFlex

Starting At*: $1029

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The new ArmorFlex hard folding cover is designed to protect your truck bed and its contents while maintaining its strength, style, and durability. Heavy-duty panels are coated with a LINE-X® specialty automotive coating designed to provide advanced protection from dents and scuffs, even in the most extreme environments. The dual-action tailgate seal offers universal tailgate operation, allowing you to close the tailgate with the last panel of the cover-up or down. ArmorFlex is proudly made in the USA and comes backed by a 5-year warranty.

If you wish to learn more about the ArmorFlex visit our FAQ page





  • Heavy-Duty Panels w/ Premium-Grade LINE-X® Coating
  • Low-Profile Design w/ a Stylish Matte Black Appearance
  • Dual Action Tailgate Seal
  • Automatic Latching Panels
  • Made in the USA


Please feel free to make use of the UnderCover ArmorFlex installation instructions below to assist you with the installation. Upon purchase you’ll receive vehicle specific instructions. However, if you have further questions or need technical assistance, please call one of our knowledgeable installation experts at 866-900-8800.


The UnderCover ArmorFlex carries a 5-year warranty.

Damage Resistance

The ArmorFlex truck bed cover features LINE-X® specialty automotive coating for superior protection against scuffs, dents, and dings even in the harshest of environments.

Matte Black Appearance

The LINE-X® coating provides a stylish matte black finish appearance to your truck bed cover.

Dual Action Tailgate Seal

The dual-action tailgate seal offers universal tailgate operation, allowing you to close the tailgate with the last panel of the cover-up or down.


282 Total
Henry R.
2020 Honda Ridgeline
5 / 5
4 September 2020
size of drain needs to be more adaptable
James S.
2020 GMC Sierra 2500 HD
5 / 5
7 August 2020
The 3 rubber spacers were not needed for the side rails. When they were installed it made it impossible to clamp the side rails down flat. Removed the rubber spacers and they installed beautifully. Loved the way Undercover cut out the side rail for the grab handle on the GMC multi function tailgate. Side rail fit perfectly.
Linda K.
2020 GMC Sierra 1500
5 / 5
3 August 2020
Love how easy it was to install with product instructions. Also the look is great and water resistant
shannon m.
2018 Chevrolet Silverado 1500
5 / 5
1 August 2020
Looks good and does the job.
Leveda M.
2020 Ford F-150
5 / 5
30 July 2020
It does have a little gap somewhere when it rains heavy it sometimes allow water to enter the flat bed.
shawn b.
2020 Ford F-150
5 / 5
30 July 2020
So far very impressed with every aspect of purchace.
Rob Nelms
5 / 5
29 July 2020
As Tough As It Is Good Looking
The UnderCover Armor Flex bed cover is simply awesome. The quality of the materials, build quality, fitment, execution of design and ease of installation are simply top drawer. I am a first time truck owner and I did it in less than an hour. It fits perfect, even the machined cut out around the assist rod on the driver's side of the bid was perfect. It looks very sharp and has the certain feel of ... Read More
Dean R.
2020 GMC Sierra 1500
5 / 5
21 July 2020
Great looking cover
Ken D.
2019 Chevrolet Silverado 1500
5 / 5
15 July 2020
Went on very easy
Sunshine R.
2020 Toyota Tacoma
5 / 5
10 July 2020
Power Plant is the place I go for all my needs for a vehicle. Awesome