Toyota Highlander Spark Plugs (2020-2024) - Parts, Prices & Buying Guide
Find quality spark plugs for your Toyota Highlander (2020-2024). Browse 20 available listings with prices starting around $77.29. Improved fuel efficiency.
Found 17491 listings for "toyota highlander spark plugs"
6x DENSO Iridium TT Spark Plugs 4704 IKH20TT for Toyota Highlander 3.5L V6 08-16
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About Toyota Highlander Spark Plugs Parts
Ensure reliable ignition with quality spark plugs for your Toyota Highlander. Spark plugs ignite the air-fuel mixture in your engine cylinders. Replace them according to your vehicle's maintenance schedule for optimal performance and fuel economy.
Why Shop Spark Plugs for Toyota Highlander?
- Genuine OEM and high-quality aftermarket options available
- Competitive pricing from verified eBay sellers
- Fast shipping options with buyer protection
- Easy returns and seller ratings for peace of mind
Technical Information
Spark plugs ignite the air-fuel mixture in your engine cylinders, creating the combustion that powers your vehicle.
Available Types
- Copper
- Platinum
- Double platinum
- Iridium
Key Benefits
- Improved fuel efficiency
- Smoother idle
- Better acceleration
- Reduced emissions
Warning Signs to Watch For
- Rough idle
- Misfires
- Poor acceleration
- Increased fuel consumption
- Hard starting
Recommended Replacement Interval
Copper: 30,000 miles, Platinum: 60,000 miles, Iridium: 100,000 miles
Installation Information
This is a good DIY project for most skill levels.
Installation time may vary for Toyota Highlander based on engine bay layout and accessibility.
Frequently Asked Questions
How do I find the right spark plugs for my Toyota Highlander?
Verify compatibility using your Toyota Highlander's VIN number, production year (2020-2024), and engine code. Check seller compatibility charts and cross-reference OEM part numbers when possible.
How often should I replace spark plugs on my Toyota Highlander?
General guideline: Copper: 30,000 miles, Platinum: 60,000 miles, Iridium: 100,000 miles. However, driving conditions (city vs highway, climate, towing) affect replacement frequency. Inspect regularly and replace when warning signs appear.
Should I use OEM or aftermarket spark plugs for my Toyota Highlander?
OEM parts guarantee exact Toyota specifications and fitment. Quality aftermarket brands often meet or exceed OEM standards at lower prices. For warranty vehicles, check if aftermarket parts affect coverage.
What are signs that my Toyota Highlander needs new spark plugs?
Common warning signs include: Rough idle, Misfires, Poor acceleration, Increased fuel consumption, Hard starting. If you notice any of these symptoms, inspect or replace the spark plugs promptly to prevent further damage.
Can I install spark plugs on my Toyota Highlander myself?
Yes, this is typically a moderate DIY job taking 1-2 hours. Always consult your owner's manual and follow proper safety procedures.