This 6 pack DENSO Iridium Power Spark Plug is compatible with Toyota Highlander 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008 3.5L V6 Genuine DENSO parts. Experience DENSO Iridium Power spark plugs. A larger spark translates to more power and superior fuel economy. DENSO delivers all-round vehicle performance to a wide range of OE vehicles IRIDIUM POWER: These DENSO spark plugs feature a tapered cut, U-Groove ground electrode, 0.4mm iridium tip, and a 360-degree laser welding assembly process MAXIMUM PERFORMANCE: DENSO Iridium Power are designed for performance and power sports applications, designed to deliver maximum spark energy while withstanding temperatures greater than 4000 degrees GENUINE QUALITY: All DENSO spark plugs are direct replacement auto parts, and include original packaging. Confirm vehicle fitment with Amazon Confirmed Fit This part fits the following vehicles:

Compatible with Toyota Highlander 2008 - 3.5L V6;Gap 0.044;Iridium Power - Performance Upgrade With Worlds Smallest Center Electrode (0.4 Mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Compatible with Toyota Highlander 2008 - 3.5L V6;Iridium Power - Performance Upgrade With World'S Smallest Center Electrode (0.4 Mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Compatible with Toyota Highlander 2008 - Gap 0.044;Iridium Power - Performance Upgrade With Worlds Smallest Center Electrode (0.4 Mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Compatible with Toyota Highlander 2009 - 3.5L V6;Gap 0.044;Iridium Power - Performance Upgrade With Worlds Smallest Center Electrode (0.4 Mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Compatible with Toyota Highlander 2009 - 3.5L V6;Iridium Power - Performance Upgrade With World'S Smallest Center Electrode (0.4 Mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Compatible with Toyota Highlander 2009 - Gap 0.044;Iridium Power - Performance Upgrade With Worlds Smallest Center Electrode (0.4 Mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Compatible with Toyota Highlander 2010 - 3.5L V6;Gap 0.044;Iridium Power - Performance Upgrade With Worlds Smallest Center Electrode (0.4 Mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Compatible with Toyota Highlander 2010 - 3.5L V6;Iridium Power - Performance Upgrade With World'S Smallest Center Electrode (0.4 Mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Compatible with Toyota Highlander 2010 - Gap 0.044;Iridium Power - Performance Upgrade With Worlds Smallest Center Electrode (0.4 Mm Dia.) & Tapered Tip Patented U-Groove Design &