Kia Optima Spark Plug

Sleek, stylish and refined, your fun-to-drive Kia Optima is both, reliable and good looking. Make sure your Optima has the power for smooth and efficient starts with a new, long-lasting Kia Optima spark plug from AutoZone.

AutoZone's high-quality spark plugs for Kia Optima are engineered to maximize your car's performance. Premium components offer better fuel economy and reliable starts, and our Optima performance spark plugs are designed to withstand the extremes of high heat and pressure. Ask one of our helpful staff members about getting the right parts at the right prices during your next in-store visit. Enjoy free battery charging and engine diagnostic testing, along with our handy Loan-a-Tool program, when you visit your local AutoZone.

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Get an exact fit for your Kia Optima

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      Kia Optima Spark Plug Comparison Chart

      YearOE MetalGapAmount Required
      2020
      Iridium
      Platinum
      -
      4
      2019
      Iridium
      -
      4
      2018
      Iridium
      -
      4
      2017
      Iridium
      -
      4
      2016
      Iridium
      -
      4
      2015
      Iridium
      -
      4
      2014
      Iridium
      -
      4
      2013
      Iridium
      -
      4
      2012
      Iridium
      -
      4
      2011
      Iridium
      -
      4
      2010
      Iridium
      0.044
      4
      6
      2009
      Iridium
      0.044
      4
      6
      2008
      Iridium
      0.044
      4
      6
      2007
      Double Platinum
      Iridium
      0.044
      4
      6
      2006
      Double Platinum
      0.044
      4
      6
      2005
      Double Platinum
      0.044
      4
      6
      2004
      Double Platinum
      0.044
      4
      6
      2003
      Double Platinum
      0.044
      4
      6
      2002
      Double Platinum
      0.044
      4
      6
      2001
      Double Platinum
      0.044
      4
      6
      *Varies based on submodel and engine type

      Customer

      Reviews

      Reviews for


      Great spark plugs

      Steven

      in 8 months

      Don’t know if they will be easy to remove but they were simple enough to install.

      What kind of vehicle do you drive? 2017 Kia optima

      Don’t know if they will be easy to remove but they were simple enough to install.

      What kind of vehicle do you drive? 2017 Kia optima

      Reviews for


      AutoZone Showing Wrong Part Numbers

      Richard

      in 2 years

      I purchased these plugs for my 2006 Kia Optima. They made my car run like crap, I though it was because they were Bosch, like I normally buy. But, when I returned them, I found out the plugs that were listed were the wrong ones. So any part I purchase from AutoZone, I have to double check other websites to make sure the part numbers are correct.

      What kind of vehicle do you drive? 2006 Kia Optima

      I purchased these plugs for my 2006 Kia Optima. They made my car run like crap, I though it was because they were Bosch, like I normally buy. But, when I returned them, I found out the plugs that were listed were the wrong ones. So any part I purchase from AutoZone, I have to double check other websites to make sure the part numbers are correct.

      What kind of vehicle do you drive? 2006 Kia Optima

      Reviews for


      Spark plug change

      Dl

      in 3 years

      My 2016 Kia started driving like it had COVID 19. My mechanic said go get these spark plugs ( due to never had a tune up since purchasing brand new) and my baby was running brand new. Easy assemble and very reasonably priced.

      What kind of vehicle do you drive? 2016 Kia Optima

      My 2016 Kia started driving like it had COVID 19. My mechanic said go get these spark plugs ( due to never had a tune up since purchasing brand new) and my baby was running brand new. Easy assemble and very reasonably priced.

      What kind of vehicle do you drive? 2016 Kia Optima