If you’re looking for the best spark plugs for your Toyota Highlander, you’ve come to the right place. In this article, we will discuss the different types of spark plugs available and help you choose the best ones for your vehicle. We’ll also provide a few installation tips to make sure the job is done right. So whether you’re a do-it-yourselfer or you’re looking to have a mechanic do it for you, read on for all the information you need to make the best decision possible!
2020 2021 2022 Toyota Highlander Spark Plugs
| Info/Engine | 2.5L 4-cyl Engine A25A-FXS | 3.5L 6-cyl Engine 2GR-FKS |
| OEM spark plug gap | – | 0.031″ (0.78mm) |
| Qty. needed | 6 | 6 |
| Change interval | – | – |
| Best spark plug | – | Champion 9010 REC10WMPB Iridium Spark Plug |
| Popular choice | – | Bosch FR7NII35S Double Iridium Pin-to-Pin Spark Plug |
2014 2015 2016 2017 2018 2019 Toyota Highlander Spark Plugs
| Info/Engine | 2.7L 4-cyl Engine 1AR-FE | 3.5L 6-cyl Engine 2GRFE |
| OEM spark plug gap | 0.044″ (1.11mm) | 0.044″ (1.11mm) |
| Qty. needed | 4 | 6 |
| Change interval | – | 120,000 miles |
| Best spark plug | NGK 4469 LFR5AIX-11 Iridium IX Spark Plug | NGK 6176 DILFR6D11 Laser Iridium Spark Plug |
| Popular choice | NGK 96779 ILFR5T11 Laser Iridium Spark Plug | NGK 6619 LFR6AIX-11 Iridium IX Spark Plug |
| Info/Engine | 3.5L 6-cyl Engine 2GR-FKS |
| OEM spark plug gap | 0.032″ (0.81mm) |
| Qty. needed | 6 |
| Change interval | – |
| Best spark plug | Denso 3491 FK20HBR8 Iridium Long Life Spark Plug |
| Popular choice | E3 E3.68 Spark Plug |
2008 2009 2010 2011 2012 2013 Toyota Highlander Spark Plugs
| Info/Engine | 2.7L 4-cyl Engine 1AR-FE | 3.3L 6-cyl Engine 3MZ-FE |
| OEM spark plug gap | 0.044″ (1.11mm) | 0.044″ (1.11mm) |
| Qty. needed | 4 | 6 |
| Change interval | 120,000 miles | 120,000 miles |
| Best spark plug | NGK 96779 ILFR5T11 Laser Iridium Spark Plug | NGK 3764 BKR6EIX-11 Iridium IX Spark Plug |
| Popular choice | NGK 4469 LFR5AIX-11 Iridium IX Spark Plug | NGK 4589 IFR6T-11 Laser Iridium Spark Plug |
| Info/Engine | 3.5L 6-cyl Engine 2GR-FE | 3.5L 6-cyl Engine 2GR-FXE |
| OEM spark plug gap | 0.044″ (1.11mm) | 0.044″ (1.11mm) |
| Qty. needed | 6 | 6 |
| Change interval | 120,000 miles | 120,000 miles |
| Best spark plug | NGK 6176 DILFR6D11 Laser Iridium Spark Plug | NGK 6176 DILFR6D11 Laser Iridium Spark Plug |
| Popular choice | NGK 6619 LFR6AIX-11 Iridium IX Spark Plug | NGK 6619 LFR6AIX-11 Iridium IX Spark Plug |
2001 2002 2003 2004 2005 2006 2007 Toyota Highlander
| Info/Engine | 3.0L 6-cyl Engine 1MZ-FE | 2.4L 4-cyl Engine 2AZ-FE |
| OEM spark plug gap | 0.044″ (1.11mm) | 0.044″ (1.11mm) |
| Qty. needed | 6 | 4 |
| Change interval | 120,000 miles | 120,000 miles |
| Best spark plug | NGK 4589 IFR6T-11 Laser Iridium Spark Plug | NGK 4589 IFR6T-11 Laser Iridium Spark Plug |
| Popular choice | NGK 3764 BKR6EIX-11 Iridium IX Spark Plug | NGK 3764 BKR6EIX-11 Iridium IX Spark Plug |
| Info/Engine | 3.3L 6-cyl Engine 3MZ-FE |
| OEM spark plug gap | 0.044″ (1.11mm) |
| Qty. needed | 6 |
| Change interval | 120,000 miles |
| Best spark plug | NGK 3764 BKR6EIX-11 Iridium IX Spark Plug |
| Popular choice | NGK 4589 IFR6T-11 Laser Iridium Spark Plug |
There are several different types of spark plugs available on the market, and each one has its own benefits and drawbacks. The most common type of spark plug is the iridium-tipped plug. These plugs are made from a durable metal alloy and have a platinum-iridium center electrode. They offer excellent performance and durability.
The Toyota Highlander will be largely unaltered for the 2022 model year after a total makeover for the 2020 model year. This is Toyota’s three-row crossover SUV that’s smaller than but still roomier than the RAV4. The Highlander’s easygoing road manners should suit most consumers’ requirements without any trouble.
