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Autolite Xtreme Sport Iridium Spark Plug - XS4303

  • Part #: XS4303
  • Manufacturer Part #: XS4303

Original Price: $7.15


Closeout Price: $4.82

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$2.33 (33%)
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Overview of Autolite Xtreme Sport Iridium Spark Plug - XS4303

  • Premium spark plugs that provide better overall ignitability, more focused ignition for faster fuel combustion and reduced fouling
  • Engineered with an Iridium-enhanced .6mm finewire design with Sport V-trim ground electrode
  • Gain up to 26 percent quicker starts, more horsepower and better fuel efficiency than leading standard plug
  • Meets or exceeds OEM design

Specs for Autolite Xtreme Sport Iridium Spark Plug - XS4303

Heat Range 2
Reach 3/4 in.
Thread 10 mm
Type Resistor
Units Each
Weight 0.05 lbs

Specs for Autolite Xtreme Sport Iridium Spark Plug - XS4303

Heat Range 2
Reach 3/4 in.
Thread 10 mm
Type Resistor
Units Each
Weight 0.05 lbs

Fitment for Autolite Xtreme Sport Iridium Spark Plug - XS4303

See if this part fits your ride

Part XS4303 fits the following machines

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Browse 2 questions Browse 2 questions and 2 answers
Regarding 2009 kawa Teryx 750 FI, my OEM plug is a NGK CR7E heat range 7, this plug has a heat range 2, is this a hotter or colder plug and would it work in my Kawa Teryx 750 fuel inject? Thanks for your help
JERRY M on Oct 21, 2016
BEST ANSWER: I am unable to locate the answer to you inquiry, please contact our Tech Support Staff for further information at 1-800-969-7501
Is this a good spark plug to use for my 96 Arctic cat zr 700? I need a spark plug that burns everything and gives hp. More along the lines for race and mountain use
A shopper on Sep 12, 2016
BEST ANSWER: Engineered with an Iridium-enhanced .6mm finewire design with Sport V-trim ground electrode
Gain up to 26 percent quicker starts, more horsepower and better fuel efficiency than leading standard plug. This will definitely provide more power and burn cleaner if that'
s what you're looking for.

Instructions and Manuals for Autolite Xtreme Sport Iridium Spark Plug - XS4303

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