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Product Summary

L20, L99, LS3, Tapered Spark Plug Seat Style, Resistor

  • 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

Key Specs

MFG. Part #41-110
BrandAC Delco

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Details

ACDelco GM OE (Professional) Iridium Spark Plugs are a high quality replacement ideal for many vehicles on the road today. ACDelco GM OE (Professional) Iridium Spark Plugs are our latest in spark plug technology and an exact replacement for your vehicle’s original components. Iridium composition of the spark plug provides a high melting point and great strength, and provides excellent wear resistance and durability. Some ACDelco GM Original Equipment parts may have formerly appeared as ACDelco Professional.

FEATURES & BENEFITS

  • 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
  • As spark plugs fire at an extremely high rate, these GM OE (Professional) Iridium Spark Plugs are under constant chemical, thermal, physical and electrical attack by corrosive gases that can reach upwards of 4,000 degrees Fahrenheit
  • Some ACDelco GM Original Equipment parts may have formerly appeared as ACDelco Professional

Application

Specifications

KEY SPECS
MFG. Part #41-110
BrandAC Delco
GENERAL
Spark Plug Seat StyleTapered
Spark Plug Reach.689"
Thread Pitch14mm
ResistorYes
Spark Plug Heat Range5
Core MaterialCopper
Tip MaterialIridium
Wrench Size16mm
Sold in QuantityEach
GTIN Code808709570936