Keep Your Engine Running Smoothly with Quality Spark Plugs
Your vehicle relies on spark plugs to ignite the air-fuel mixture for smooth engine operation. Pairing quality spark plugs with regular oil changes ensures optimal performance, fuel efficiency, and reliability.
Spark Plugs
Caution Label
Lexus K16TR11 Spark Plug 90919-01192
Lexus Spark Plug Wire Set 3-Wire 5VZ-FE 3.4L V6 19037-62050
Caution Label
Caution Label
Spark Plugs FAQ | AutoNation Parts
What are spark plugs and why are they important?
Spark plugs provide the critical spark needed to ignite the air-fuel mixture in your engine. Proper function ensures smooth ignition, efficient fuel use, and reliable engine performance. Shop OEM oil filters and other related components to maintain your engine.
What are common spark plug issues?
Spark plugs can wear out, foul, or fail, causing engine misfires, poor fuel efficiency, or rough idling. Regular inspection prevents engine damage and ensures optimal performance.
How do I select the right spark plugs for my vehicle?
Use AutoNation’s Search by Vehicle tool to find spark plugs compatible with your make, model, and year. Also check related components like belts and brake pads.
Can I install spark plugs myself?
Yes! With the right tools and precautions, you can replace spark plugs. Ensure proper torque, check ignition coils, and inspect surrounding components. For guidance, see our how-to guides.
How often should I replace spark plugs?
Replacement intervals depend on vehicle manufacturer recommendations and spark plug type, usually between 30,000–100,000 miles. Pair replacement with oil filter changes for optimal engine maintenance.
Can I use aftermarket spark plugs instead of OEM?
Aftermarket spark plugs may offer cost savings, but quality varies. OEM spark plugs ensure proper fit, performance, and longevity.
What if I receive the wrong or damaged spark plug?
Contact AutoNation Parts Customer Support immediately. Include your order number and VIN for fastest assistance.
Can I return spark plugs to AutoNation Parts?
Yes — most parts can be returned if unused and in original packaging. Some clearance or special order items may be non-returnable. Review our Return Policy for details.
What other components should I inspect when replacing spark plugs?
Check belts, brake pads, wiper blades, and oil filters while performing spark plug maintenance. Belts, Brake Pads, Wiper Blades, and Oil Filters help ensure overall engine reliability.