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  See more parts for Chevrolet Colorado
Select the year of your Chevrolet Colorado:
AC Delco Iridium Spark Plug - 41-103
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.

Features:
  • Iridium offers excellent engine idle stability and smooth performance
  • Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration
  • Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form
  • One piece suppressor seal helps block radio frequencies that can affect vehicle electronics
  • Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage
  • 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:
  • Weight (lb): 0.4
  • Thread Diameter: 0.551
  • Pre-Gap Size: 0.043
  • Resistor Type: Yes
  • Thread Diameter: 14
  • Ground Electrode Quantity: 1
  • Reach: 0.984
  • Approximate Resistor Value (k ohms): 4-7.5 k ohms
  • Pack Of: 1
  • Insulator Height: 2.067
  • Pre-Gap Size: 1.1
  • Ground Electrode Tip Design: Single Prong Electrode
  • Insulator Height: 52.5
  • Reach: 25
  • Hex Size (mm): 16
  • Ground Configuration: Single
  • Seat Type: Conical
  • Center Electrode Tip Material: Iridium
  • Center Electrode Core Material: Copper
  • Manufacturer Heat Range: 5
  • Height (in): 0.8
  • Length (in): 3.7
  • Width (in): 3.2
Fitment:
  • Chevrolet TrailBlazer 2002-2004
  • Chevrolet TrailBlazer EXT 2002-2004
  • GMC Envoy 2002-2004
  • GMC Envoy XL 2002-2003
  • Chevrolet TrailBlazer 2003-2004
  • Chevrolet TrailBlazer EXT 2003-2004
  • GMC Envoy 2003-2004
  • GMC Envoy XL 2003-2003
  • Chevrolet Colorado 2004-2012
  • Chevrolet TrailBlazer 2004-2004
  • Chevrolet TrailBlazer EXT 2004-2004
  • GMC Canyon 2004-2012
  • GMC Envoy 2004-2004
  • Chevrolet HHR 2010-2011
  • Chevrolet Malibu 2010-2012
  • GMC Canyon 2010-2012
  • Chevrolet Colorado 2011-2012
  • Chevrolet HHR 2011-2011
  • Chevrolet Malibu 2011-2012
  • GMC Canyon 2011-2012
  • Chevrolet Colorado 2012-2012
  • Chevrolet Malibu 2012-2012
  • GMC Canyon 2012-2012

Other Part Numbers:
AC Delco #12625058

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle Make/Model
Chevrolet Colorado 2004, 2006-2008 LS
Chevrolet Colorado 2004-2005 Z85
Chevrolet Colorado 2004-2005 Z71
Chevrolet Colorado 2004-2005 Sport
Chevrolet Colorado 2004-2005 Z85 LS
Chevrolet Colorado 2004-2005 Sport LS
Chevrolet Colorado 2004-2012 Base
Chevrolet Colorado 2004-2005 Z71 LS
Chevrolet Colorado 2006-2012 LT
Chevrolet Colorado 2006-2012 WT
Chevrolet HHR 2010-2011 LS Panel
Chevrolet HHR 2010 LT Panel
Chevrolet HHR 2010-2011 LS
Chevrolet HHR 2010-2011 LT
Chevrolet HHR 2010 SS
Chevrolet Malibu 2010-2012 LT
Chevrolet Malibu 2010-2012 LTZ
Chevrolet Malibu 2010 Hybrid
Chevrolet Malibu 2010-2012 LS
GMC Canyon 2004, 2006-2012 SLE
GMC Canyon 2004-2005 Z71 Fleet
GMC Canyon 2004-2005 Z71 SLE
GMC Canyon 2004-2005 Z85 SL
GMC Canyon 2004-2005 Z71 SL
GMC Canyon 2004-2005 Z85 SLE
GMC Canyon 2004, 2006-2008 SL
GMC Canyon 2006-2012 WT
GMC Canyon 2006-2012 SLT
GMC Canyon 2007-2012 Base
GMC Envoy 2002-2004 SLT
GMC Envoy 2002-2004 SLE
GMC Envoy XL 2002-2004 SLE
GMC Envoy XL 2002-2004 SLT
GMC Envoy XUV 2004 SLT
GMC Envoy XUV 2004 SLE

AC Delco Banner

Who is AC Delco?

AC Delco is a world-renowned company and is considered a premier supplier of Original Equipment parts. The company’s roots can be traced back to more than 100 years. Today, AC Delco has established itself as the global leader when it comes to automotive replacement parts.

Wide Range of Products

AC Delco has one of the most comprehensive parts list available in the market. It has over 90,000 auto parts across 37 product lines and is distributed all over the globe. Over the years, they have built a reputation as the leading source of high-quality auto parts. They have grown into one of the biggest manufacturers and caters to different industries which include the marine and industrial equipment sector.

The company offers various parts such as spark plugs, batteries, oil filters, wiper blades, air filters, and brakes. They also have repair components for radiators, alternators, chassis and vehicle cooling systems.

The Best Only Trusts the Bests

AC Delco has a long-standing partnership with General Motors and has since provided them with top-quality and reliable parts.

Purchase AC Delco Products at Vivid Racing

AC Delco has always been a part of the automotive industry. They are considered as one of the pillars and have played a vital role in helping shape the way we know automobiles today. If you want parts that have passed the test of time, then this is the brand for you. They have been manufacturing parts way before most of us are even born and have always kept that tradition of creating products you can rely on. To know more about AC Delco, visit Vivid Racing and check out their list of products that would fit your needs.





A WHOLE LOT OF PART PROTECTION

Most GM OE and Gold (Professional) lines are covered under a 24-month/unlimited-mile limited warranty and our Silver (Advantage) line limited warranties are 12 months/unlimited miles. Click Here for full warranty details.

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