404 Parts

Refreshed Sierra AT4 Denali Upfitter Auxiliary Switches Package

  • Sale
  • Regular price $465.00
Shipping calculated at checkout.

The long overdue and highly anticipated kit is now available.

Purchase that new truck and looking to add some factory auxiliary buttons to hook up some more lights or other optional equipment?  The 9L7 Upfitter package here at 404 Parts will give you everything you wanted! The best part, it's all OEM!  Simple installation and hook up. For this kit you will need to modify your existing cup holder package tray or purchase our "extension harness" and mount inside your center console or above your IPC Gauge Cluster.   Cutout assistance other than the location notes and recommendations in the instructions is not included. These are only recommendations.  and the There is NO PROGRAMMING required for this upgrade!  When your done, you will have the outputs from the switches to hook up to your auxiliary needs. 

Genuine GM Upfitter Auxiliary Switch Bundle:

  • OEM 5 Switch Bank
  • OEM  Fuse Kit
  • Fastener & Hardware Kit
  • OEM Aux Fuse Block
  • Additional Custom Wiring Harness (If required for 1500)
  • FREE Shipping Options*
  • FREE Digital Instructions


  • 2022.5-2024 GMC Sierra AT4 Denali 1500
  • 2024 GMC Sierra AT4 Denali HD 2500 3500
  • VIN is required with this item (Please include in the order notes on the first page of the checkout process)

VIN Check Guarantee:

Submit Your VIN at Checkout to Qualify

Warranty & Returns:

Click to review our Return & Warranty policies


Click to review our Shipping policies

California Residents:

California Prop 65 WARNING: Cancer and Reproductive Harm. For more information go to https://www.P65Warnings.ca.gov