ACDelco 41-103 Professional Iridium Spark Plug, Pack of 1 Fits select: 2007-2012 CHEVROLET MALIBU, 2002-2009 CHEVROLET TRAILBLAZER
ACDelco 41-103 Professional Iridium Spark Plug, Pack of 1 Fits select: 2007-2012 CHEVROLET MALIBU, 2002-2009 CHEVROLET TRAILBLAZER
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ACDelco 41-103 Professional Iridium Spark Plug, Pack of 1 Fits select: 2007-2012 CHEVROLET MALIBU, 2002-2009 CHEVROLET TRAILBLAZER

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Check if this fits your vehicle

Key item features

  • Engine Stability: Iridium offers excellent engine idle stability and smooth performance.
  • Efficient Design: Allows for small, efficient electrode designs for reliable cold starting and quick acceleration.
  • Self-Cleaning: Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form.
  • Radio Frequency Block: One piece suppressor seal helps block radio frequencies that can affect vehicle electronics.
  • High-Quality Replacement: Designed, engineered, and tested to rigorous standards, backed by General Motors.
  • Wide Compatibility: Fits a variety of vehicles including Chevrolet Malibu, Trailblazer, Cobalt, and more.
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Specs

Manufacturer part number, 41-103Compatible cars, 2007-2012 CHEVROLET MALIBU, 2002-2009 CHEVROLET TRAILBLAZERVehicle fitment type, SpecificMaterial, IridiumBrand, ACDelcoVehicle make, Chevrolet

About this item

Product details

ACDelco GM Original Equipment Iridium Spark Plug are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These Iridium Spark Plugs are a high-quality replacement for many vehicles on the road today. 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.

ACDelco 41-103 Professional Iridium Spark Plug, Pack of 1

  • 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
  • Brand: ACDelco


Fits Select:
2008-2012 CHEVROLET MALIBU 4 Cyl 2.4 L
2002-2009 CHEVROLET TRAILBLAZER 6 Cyl 4.2 L
2007-2010 CHEVROLET COBALT 4 Cyl 2.2 L
2004-2006 CHEVROLET COLORADO 5 Cyl 3.5 L
2006 HUMMER H3 5 Cyl 3.5 L
2002-2009 GMC ENVOY 6 Cyl 4.2 L
2007-2011 CHEVROLET HHR 4 Cyl 2.2 L
2007 SATURN ION 4 Cyl 2.2 L
2006-2010 PONTIAC G6 4 Cyl 2.4 L
2007 CHEVROLET MALIBU 4 Cyl 2.2 L
2007-2010 HUMMER H3 5 Cyl 3.7 L
2008-2010 SATURN VUE 4 Cyl 2.4 L
2007-2012 CHEVROLET COLORADO 5 Cyl 3.7 L
2006 CHEVROLET HHR 4 Cyl 2.4 L
2004-2006 GMC CANYON 5 Cyl 3.5 L
2007-2009 SATURN AURA 4 Cyl 2.4 L
2006-2009 PONTIAC SOLSTICE 4 Cyl 2.4 L
2007 SATURN VUE 4 Cyl 2.2 L
2007-2009 PONTIAC G5 4 Cyl 2.2 L
2007-2012 GMC CANYON 5 Cyl 3.7 L
2004-2007 BUICK RAINIER 6 Cyl 4.2 L
2007-2010 SATURN SKY 4 Cyl 2.4 L
2002-2003 OLDSMOBILE BRAVADA 6 Cyl 4.2 L
2006 CHEVROLET COBALT 4 Cyl 2.4 L
2006 SATURN ION 4 Cyl 2.4 L
and more - add your vehicle to our fit widget to check
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.  

Specifications

Manufacturer part number

41-103

Compatible cars

2007-2012 CHEVROLET MALIBU, 2002-2009 CHEVROLET TRAILBLAZER

Vehicle fitment type

Specific

Material

Iridium

Warranty

Warranty information

see manufacturer webpage

Compatible vehicles

YearMakeModelSubmodelEngine
2011GMCCanyonAll SubmodelsL5 3.7L 3654cc
2011GMCCanyonAll SubmodelsL4 2.9L 2921cc
2011ChevroletMalibuAll SubmodelsL4 2.4L 2384cc
2011ChevroletHHRAll SubmodelsL4 2.2L 2198cc
2011ChevroletHHRAll SubmodelsL4 2.4L 2384cc
2011ChevroletColoradoAll SubmodelsL5 3.7L 3654cc
2011ChevroletColoradoAll SubmodelsL4 2.9L 2921cc
2010SaturnSkyAll SubmodelsL4 2.4L 2384cc
2010PontiacG6All SubmodelsL4 2.4L 2384cc
2010PontiacG5All SubmodelsL4 2.2L 2198cc
2010PontiacG5All SubmodelsAll Enginebases
2010HummerH3TAll SubmodelsL5 3.7L 3654cc
2010HummerH3All SubmodelsL5 3.7L 3654cc
2010GMCCanyonAll SubmodelsL5 3.7L 3654cc
2010GMCCanyonAll SubmodelsL4 2.9L 2921cc
2010ChevroletMalibuAll SubmodelsL4 2.4L 2384cc
2010ChevroletHHRAll SubmodelsL4 2.2L 2198cc
2010ChevroletHHRAll SubmodelsL4 2.4L 2384cc
2010ChevroletColoradoAll SubmodelsL5 3.7L 3654cc
2010ChevroletColoradoAll SubmodelsL4 2.9L 2921cc
2010ChevroletCobaltAll SubmodelsL4 2.2L 2198cc
2009SaturnVueAll SubmodelsL4 2.4L 2384cc
2009SaturnSkyAll SubmodelsL4 2.4L 2384cc
2009SaturnAuraAll SubmodelsL4 2.4L 2384cc
2009Saab9-7xAll SubmodelsL6 4.2L
2009PontiacSolsticeAll SubmodelsL4 2.4L 2384cc
2009PontiacG6All SubmodelsL4 2.4L 2384cc
2009PontiacG5All SubmodelsL4 2.2L 2198cc
2009PontiacG5All SubmodelsAll Enginebases
2009HummerH3TAll SubmodelsL5 3.7L 3654cc
2009HummerH3All SubmodelsL5 3.7L 3654cc
2009GMCEnvoyAll SubmodelsL6 4.2L
2009GMCCanyonAll SubmodelsL5 3.7L 3654cc
2009GMCCanyonAll SubmodelsL4 2.9L 2921cc
2009ChevroletTrailblazerAll SubmodelsL6 4.2L
2009ChevroletMalibuAll SubmodelsL4 2.4L 2384cc
2009ChevroletHHRAll SubmodelsL4 2.2L 2198cc
2009ChevroletHHRAll SubmodelsL4 2.4L 2384cc
2009ChevroletColoradoAll SubmodelsL5 3.7L 3654cc
2009ChevroletColoradoAll SubmodelsL4 2.9L 2921cc
2009ChevroletCobaltAll SubmodelsL4 2.2L 2198cc
2008SaturnVueAll SubmodelsL4 2.4L 2384cc
2008SaturnSkyAll SubmodelsL4 2.4L 2384cc
2008SaturnAuraAll SubmodelsL4 2.4L 2384cc
2008Saab9-7xAll SubmodelsL6 4.2L
2008PontiacSolsticeAll SubmodelsL4 2.4L 2384cc
2008PontiacG6All SubmodelsL4 2.4L 2384cc
2008PontiacG5All SubmodelsL4 2.2L 2198cc
2008PontiacG5All SubmodelsL4 2.4L 2384cc
2008Isuzui-370All SubmodelsL5 3.7L 3654cc
2008Isuzui-370All SubmodelsAll Enginebases
2008Isuzui-290All SubmodelsL4 2.9L 2921cc
2008IsuzuAscenderAll SubmodelsL6 4.2L
2008IsuzuAscenderAll SubmodelsAll Enginebases
2008HummerH3All SubmodelsL5 3.7L 3654cc
2008GMCEnvoyAll SubmodelsL6 4.2L
2008GMCCanyonAll SubmodelsL5 3.7L 3654cc
2008GMCCanyonAll SubmodelsL4 2.9L 2921cc
2008ChevroletTrailblazerAll SubmodelsL6 4.2L
2008ChevroletMalibuAll SubmodelsL4 2.2L 2198cc
2008ChevroletMalibuAll SubmodelsL4 2.4L 2384cc
2008ChevroletHHRAll SubmodelsL4 2.2L 2198cc
2008ChevroletHHRAll SubmodelsL4 2.4L 2384cc
2008ChevroletColoradoAll SubmodelsL5 3.7L 3654cc
2008ChevroletColoradoAll SubmodelsL4 2.9L 2921cc
2008ChevroletCobaltAll SubmodelsL4 2.2L 2198cc
2008ChevroletCobaltAll SubmodelsL4 2.4L 2384cc
2007SaturnIonAll SubmodelsL4 2.2L 2198cc
2007SaturnIonAll SubmodelsL4 2.4L 2384cc
2007SaturnAuraAll SubmodelsL4 2.4L 2384cc
2007Saab9-7xAll SubmodelsL6 4.2L
2007PontiacSolsticeAll SubmodelsL4 2.4L 2384cc
2007PontiacG5All SubmodelsL4 2.2L 2198cc
2007PontiacG5All SubmodelsL4 2.4L 2384cc
2007Isuzui-370All SubmodelsL5 3.7L 3654cc
2007Isuzui-370All SubmodelsAll Enginebases
2007Isuzui-290All SubmodelsL4 2.9L 2921cc
2007IsuzuAscenderAll SubmodelsL6 4.2L
2007IsuzuAscenderAll SubmodelsAll Enginebases
2007GMCEnvoyAll SubmodelsL6 4.2L
2007GMCCanyonAll SubmodelsL5 3.7L 3654cc
2007GMCCanyonAll SubmodelsL4 2.9L 2921cc
2007ChevroletMalibuAll SubmodelsL4 2.2L 2198cc
2007ChevroletColoradoAll SubmodelsL5 3.7L 3654cc
2007ChevroletColoradoAll SubmodelsL4 2.9L 2921cc
2007ChevroletCobaltAll SubmodelsL4 2.2L 2198cc
2007ChevroletCobaltAll SubmodelsL4 2.4L 2384cc
2006PontiacPursuitAll SubmodelsL4 2.4L 2384cc
2003OldsmobileBravadaAll SubmodelsL6 4.2L
2003OldsmobileBravadaAll SubmodelsAll Enginebases
2003GMCEnvoyAll SubmodelsL6 4.2L
2003GMCEnvoyAll SubmodelsAll Enginebases
2003ChevroletTrailblazerAll SubmodelsL6 4.2L
2003ChevroletTrailblazerAll SubmodelsAll Enginebases
2002OldsmobileBravadaAll SubmodelsL6 4.2L
2002OldsmobileBravadaAll SubmodelsAll Enginebases
2002GMCEnvoyAll SubmodelsL6 4.2L
2002GMCEnvoyAll SubmodelsAll Enginebases
2002ChevroletTrailblazerAll SubmodelsL6 4.2L
2002ChevroletTrailblazerAll SubmodelsAll Enginebases

Warnings

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Customer ratings & reviews

4.4 out of 5 stars
stars
46 ratings22 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars76% (35)
  2. 4 stars11% (5)
  3. 3 stars2% (1)
  4. 2 stars2% (1)
  5. 1 star9% (4)
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
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Showing 1-3 of 22 reviews

Jan 20, 2026
Reviewer name: Younger
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Budget%231

AC Delco supposed to be one of the best especially the iridium type. Also, preset to your vehicle's specifications however its good practice to check the gap settings due to the knocking around with shipping and handling.

Incentivized Review
Helpful?3BF8V8W3POK2964487998
Jan 6, 2026
Reviewer name: Jaime
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Want reliability for your vehicle

Dependable and Reliable Spark Plugs

Incentivized Review
Helpful?3BF8V8W3POK2964487998
Sep 20, 2025
Reviewer name: Sharona
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Reasonable priced spark plugs for our car

The product was what I was needing and the price was better than at other places. They were delivered in a reasonable time frame, were the correct size and fit perfectly.

Incentivized Review
Helpful?3BF8V8W3POK2964487998
Current price is $9.79
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