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Ford Racing 10-17 Flex 3.5L EcoBoost Cold Spark Plug Set

Unlock the full potential of your 3.5L EcoBoost engine with the Ford Racing Cold Spark Plug Set. Designed to deliver optimal performance, these spark plugs are gapped to.031 and are one heat range colder than stock.

  • Gapped to.031 for optimal performance
  • One heat range colder than stock for improved engine efficiency
  • Sold in a set of 6 for a complete replacement

Whether you're building from the ground up or seeking that extra edge, Ford Performance Parts has got you covered. With over 35 years of experience, you can trust the quality and expertise that goes into every product.

This product fits more vehicles than loaded. Please select your vehicle to see all fits.

Make Model Year Type
Ford F-150 2011 FX2
Ford F-150 2011 FX4
Ford F-150 2011 King Ranch
Ford F-150 2011 Lariat
Ford F-150 2011 Platinum
Ford F-150 2011 XL
Ford F-150 2011 XLT
Ford F-150 2012 FX2
Ford F-150 2012 FX4
Ford F-150 2012 King Ranch
Ford F-150 2012 Lariat
Ford F-150 2012 Platinum
Ford F-150 2012 XL
Ford F-150 2012 XLT
Ford F-150 2013 FX2
Ford F-150 2013 FX4
Ford F-150 2013 King Ranch
Ford F-150 2013 Lariat
Ford F-150 2013 Limited
Ford F-150 2013 Platinum
Ford F-150 2013 XL
Ford F-150 2013 XLT
Ford F-150 2014 FX2
Ford F-150 2014 FX4
Ford F-150 2014 King Ranch
Ford F-150 2014 Lariat
Ford F-150 2014 Limited
Ford F-150 2014 Platinum
Ford F-150 2014 XL
Ford F-150 2014 XLT
Ford F-150 2015 King Ranch
Ford F-150 2015 Lariat
Ford F-150 2015 Platinum
Ford F-150 2015 XL
Ford F-150 2015 XLT
Ford F-150 2016 King Ranch
Ford F-150 2016 Lariat
Ford F-150 2016 Limited
Ford F-150 2016 Platinum
Ford F-150 2016 SSV
Ford F-150 2016 XL
Ford F-150 2016 XLT
Ford F-150 2017 King Ranch
Ford F-150 2017 Lariat
Ford F-150 2017 Limited
Ford F-150 2017 Platinum
Ford F-150 2017 Raptor
Ford F-150 2017 SSV
Ford F-150 2017 XL
Ford F-150 2017 XLT
Ford F-150 2018 King Ranch
Ford F-150 2018 Lariat
Ford F-150 2018 Limited
Ford F-150 2018 Platinum
Ford F-150 2018 Police Responder
Ford F-150 2018 Raptor
Ford F-150 2018 SSV
Ford F-150 2018 XL
Ford F-150 2018 XLT
Ford F-150 2019 King Ranch
Ford F-150 2019 Lariat
Ford F-150 2019 Limited
Ford F-150 2019 Platinum
Ford F-150 2019 Police Responder
Ford F-150 2019 Raptor
Ford F-150 2019 SSV
Ford F-150 2019 XL
Ford F-150 2019 XLT
Ford Flex 2010 Limited
Ford Flex 2010 SE
Ford Flex 2010 SEL
Ford Flex 2011 Limited
Ford Flex 2011 SE
Ford Flex 2011 SEL
Ford Flex 2011 Titanium
Ford Flex 2012 Limited
Ford Flex 2012 SE
Ford Flex 2012 SEL
Ford Flex 2012 Titanium
Ford Flex 2013 Limited
Ford Flex 2013 SE
Ford Flex 2013 SEL
Ford Flex 2014 Limited
Ford Flex 2014 SE
Ford Flex 2014 SEL
Ford Flex 2015 Limited
Ford Flex 2015 SE
Ford Flex 2015 SEL
Ford Flex 2016 Limited
Ford Flex 2016 SE
Ford Flex 2016 SEL
Ford Flex 2017 Limited
Ford Flex 2017 SE
Ford Flex 2017 SEL
Ford Flex 2018 Limited
Ford Flex 2018 SE
Ford Flex 2018 SEL
Ford Flex 2019 Limited
Ford Flex 2019 SE
Ford Flex 2019 SEL
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