Knapheide 2×4 to 2×6 – 2020-22 GM Box Delete



  • This adapter converts (2) 4-pin Knapheide body plugs to (2) 6-pin GM plugs for 2020-22 GM Box Delete
  • This adapter allows for direct plug into a Knapheide brand body harness
  • Body connectors reduce installation time and provide a clean factory-type connection
  • Saves time and reduces comebacks – no cutting, splicing or soldering required
  • NOTE: Not for use with Dealer Bed delete


  • Plug and Play installation requires no splicing
  • The harness uses OEM-quality connectors and terminals

QUESTIONS? Call 253-297-4570 8:00AM - 6:00 PM PACIFIC