Choose a Store

Autolite Iridium Iridium Ultra Finewire Spark Plug

# AI3923
Part # AI3923
Loading...
Product thumb
Product thumb
Product main large
Loading...
Price
$10.29
Loading...
Ship To Home
Share
Loading...
Part No. AI3923
Autolite Iridium Ultra Laser Finewire Spark Plugs are one of our brand's most technologically advanced products. These spark plugs provide superior durability, more focused ignition with better overall ignitability for optimum performance. Autolite Spark Plugs are the best alternative to OE spark plugs, offering OE fit form and function supporting all foreign and domestic makes and models at a value price. Autolite provides the automotive aftermarket and original equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs in the world.

Product Features:
  • Autolite Iridium Ultra is an engineered OE replacement iridium spark plug.
  • A laser-welded 0.5mm pure iridium finewire center electrode provides optimal fuel efficiency, acceleration and focused ignitability.
  • Nickel-plated shell to resist corrosion.
  • High-alumina ceramic insulator for increased strength.
  • Laser welded 0.5mm Iridium finewire center electrode.
  • Proprietary platinum sidewire technology.
Center Electrode Core Material:
Iridium

Electrical Terminal Type:
Stud

Center Electrode Tip Material:
Iridium

Ground Electrode Core Material:
Nickel

Ground Electrode Quantity:
1

Ground Electrode Tip Design:
Tapered

Ground Electrode Tip Material:
Platinum

Reach:
0.75 in

Reach:
19.5 mm

Resistance:
4000

Pre-Gap Size:
0.044 in

Pre-Gap Size:
1.1 mm

Thread Diameter:
14 mm

Hex Size:
5/8" in

Hex Size:
16 mm

Seat Type:
Flat

Resistor Type:
Yes
Loading...
Loading...
Loading...
No results but…
You can be the first to ask a new question.
It may be Answered within 48 hours.
Loading...
Feedback
TOP REPLACEMENT PARTS
Brake Pads & Shoes
Brake Rotors
Alternators
Water Pumps
Show All
CUSTOMER SUPPORT
© 2022 Advance Auto Parts
ADVANCING A WORLD IN MOTION®
Privacy notice
Terms of Use
Site Map