Description

ACDelco GM Original Equipment Iridium Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. They are our latest in spark plug technology and an exact replacement for your vehicle's original components. Iridium composition provides a high melting point and great strength, and provides excellent wear resistance and durability. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional. Iridium is the latest in spark plug technology and is an exact replacement for vehicles original components Iridium composition provides a high melting point and great strength, helps to provide excellent wear resistance and durability Iridium offers excellent engine idle stability, reliable cold starting, quick acceleration and smooth performance Three Piece Fired in Suppressor seal meters spark energy for long electrode life, helps prevent combustion leakage and helps block radio frequencies that can affect vehicle electronics Iridium plugs are laser-welded which provides precision welds, reduces excess debris and wear rate, thus increasing durability Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors. GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle GM regularly updates production and service part designs to integrate new materials and technologies

• Specifications

  • Insulator Height: 52.5 MM
  • Washer(s) Included: No
  • Hex Type: Hex
  • Pre-Gap Size: 1.09 MM
  • Electrical Terminal Type: Non-Removable Nut
  • Ground Electrode Tip Material: Platinum
  • Hex Size: 16 MM
  • Indexed: No
  • Insulator Material: Aluminum Oxide
  • Ground Configuration: Standard
  • Thread Diameter (in): 0.55 in
  • Ground Electrode Tip Design: Standard
  • Thread Diameter (mm): 14.0
  • Ground Electrode Core Material: Nickel
  • Center Electrode Core Material: Copper
  • Center Electrode Insulator Tip Projection: 0.11 IN
  • Center Electrode Design: Fine Wire
  • Programming Required: No
  • Hex Size (mm): 16
  • Seat Type: Tapered
  • Resistor Type: Yes
  • Reach: 0.984 IN
  • Hex Size (in): 0.625
  • Pre-Gap Size: 0.040 IN
  • Thread Diameter (mm): 14.0 mm
  • Reach: 25 MM
  • Thread Size: M14 - 1.25
  • Center Electrode Insulator Tip Projection: 3 MM
  • Hex Size (in): 0.625 in
  • Grade Type: Regular
  • Ground Electrode Quantity: 1
  • Thread Diameter (in): 0.55
  • Manufacturer Heat Range: 14
  • Center Electrode Tip Material: Iridium
  • Hex Size (mm): 16 mm
  • Skirt: No
  • Insulator Height: 2.07 IN

• Product Fits

  • Cadillac Escalade 2015-2023
  • Cadillac Escalade ESV 2015-2023
  • Chevrolet Camaro 2016-2018
  • Chevrolet Corvette 2014-2019
  • Chevrolet Express 2500 2018-2023
  • Chevrolet Express 3500 2018-2023
  • Chevrolet LCF 3500 2021-2023
  • Chevrolet Silverado 1500 2014-2023
  • Chevrolet Silverado 1500 LD 2019-2019
  • Chevrolet Silverado 1500 LTD 2022-2022
  • Chevrolet Silverado 2500 HD 2020-2023
  • Chevrolet Silverado 3500 HD 2020-2023
  • Chevrolet Suburban 2015-2023
  • Chevrolet Tahoe 2015-2023
  • GMC Savana 2500 2018-2023
  • GMC Savana 3500 2018-2023
  • GMC Sierra 1500 2014-2023
  • GMC Sierra 1500 Limited 2019-2022
  • GMC Sierra 2500 HD 2020-2023
  • GMC Sierra 3500 HD 2020-2023
  • GMC Yukon 2015-2023
  • GMC Yukon XL 2015-2023