Description
ACDelco/GM Original Equipment Iridium Spark Plug (part #41‑103)
Electrode Material:
Center: Iridium over copper core
Ground: platinum or nickel alloy
Resistor: Yes, suppressor-type seal for RF and leakage protection
Vehicle Compatibility
Common fitment for GM vehicles (and related brands):
Buick Rainier (2004–2007)
Chevy Colorado/Canyon (2004–2012)
Chevy Malibu (2007–2012)
Chevy Trailblazer (2002–2009)
Chevy Cobalt, HHR (2006–2011)
GMC Envoy/Envoy XL (2002–2009)
Hummer H3/H3T (2006–2010)
Pontiac G5, G6, Solstice, Pursuit, Saturn Ion, Aura, Sky, Vue
Isuzu Ascender, i‑290/350/370
Oldsmobile Bravada
Saab 9‑7x
Cross‑References & Alternatives
Interchanges include:
OEM numbers AI5263, XP5263
Aftermarket equivalents: Bosch Champion (7437), Denso (ITL16), Torch QH6RTIP‑13, etc
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