GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18

GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18

GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
GMC Sierra 1500 Tonneau Cover - Undercover - Elite LX - Brownstone - `14-`18
Product Information
 price
$1,999.99
$2,399.99 Save: $400.00

Lowest Price Guaranteed
Average Rating
Brand:
Part number:
UC1148L-GWX

Available Options

Product added to cart
Drive now, Pay later with Affirm
or with PayPal

Both options will be available upon checkout.

GMC Sierra 1500 Tonneau Cover - UnderCover Elite LX - Brownstone (2014–2018). A factory paint-matched hard lid for 6 ft 6 in beds that protects cargo and complements your truck.

The Elite LX pairs a carpet-lined underside with a Brownstone GWX (WA105V) finish over a lightweight ABS-composite shell. Clamp-on install and quick-release hardware let you remove the lid in minutes for full-bed access. A full perimeter seal helps keep weather out, and the removable LED light brightens the bed. Fits 2014–2018 Sierra 1500 with the 6'6" bed and the 2019 Sierra 1500 Limited; confirm body style before ordering.

Features

  • Paint-matched Brownstone GWX (WA105V)
  • Lightweight ABS-composite construction
  • Carpet-lined underside
  • Quick-release removal, clamp-on install, full perimeter seal, removable LED light

Questions on fit or finish? Call our specialists. Installation and customization available in Austin, TX and Los Angeles, CA: 512-982-9393 (TX), 562-981-6800 (CA).

Buying multiple items? Contact us for shipping discounts. We install on premises at both locations.

Disclaimer: Some images in our product listings that are provided by the manufacturer/ supplier are for illustration purposes only and may not be an exact representation of the item. The product listing details are accurate for the item offered. Please refer to the product description for precise specification and as always do not be hesitant to reach out to us with any questions.



CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Product Reviews

Average user rating

5 / 5

1 reviews

5
4
3
2
1

Two locations to serve you

AUSTIN, TX

22108 SH 71 W.
Spicewood, TX 78669
512-982-9393
Mon-Fri: 9 AM - 6PM CST
Sat-Sun: Closed

LOS ANGELES, CA

2716 Dawson Ave.
Signal Hill, CA 90755
562-981-6800
Mon-Fri: 9 AM - 6PM PST
Sat-Sun: Closed