2011 GMC Sierra 3500HD Spark Plugs

4 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.

  • ACDelco Iridium Spark Plug: Reliable Cold Starting & Smooth Performance, 41-162

    ACDelcoMPN 41-162New

    In stock

    $13.49

    Listed as compatible with this vehicle by the retailer feed.

    Check price
  • GM Genuine Parts Glow Plug, 9G

    GM Genuine PartsMPN 9GNew

    In stock

    $21.99

    Listed as compatible with this vehicle by the retailer feed.

    Check price
  • NGK Metal Glow Plug: Advanced Quick Glow Type, Y1033AS, 90046

    NGKMPN 90046New

    In stock

    $23.99

    Listed as compatible with this vehicle by the retailer feed.

    Check price
  • Autolite Diesel Engine Glow Plug: High Intensity Concentrated Heat, Reliable Starts, 1120

    AutoliteMPN 1120New

    In stock

    $14.99

    Listed as compatible with this vehicle by the retailer feed.

    Check price

This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.