Denso Iridium Long Life Spark Plugs (Set of 4)
$29.99
$39.99
Save 25%
In Stock
Premium iridium spark plugs for up to 100,000 miles of service life.
Denso Iridium Long Life spark plugs feature a 0.4mm iridium center electrode that provides superior ignitability and fuel efficiency. Designed for extended service intervals.
- 0.4mm iridium center electrode
- Up to 100,000 mile service life
- Improved fuel efficiency
- Set of 4 plugs
| Electrode Material | Iridium |
|---|---|
| Gap | 0.044 in |
| Thread Size | 14mm |
| Quantity | 4 Pack |
| Service Life | Up to 100,000 miles |
Honda
| Model | Years | Notes |
|---|---|---|
| Accord | 2008 - 2025 | |
| Civic | 2006 - 2025 |
Hyundai
| Model | Years | Notes |
|---|---|---|
| Elantra | 2007 - 2025 |
Mazda
| Model | Years | Notes |
|---|---|---|
| Mazda3 | 2010 - 2025 |
Nissan
| Model | Years | Notes |
|---|---|---|
| Altima | 2007 - 2025 |
Toyota
| Model | Years | Notes |
|---|---|---|
| Camry | 2007 - 2025 | |
| Corolla | 2009 - 2025 |
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Nov 5, 2025
Good plugs, good price
Gapped correctly right out of the box. Engine starts right up every time.
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Sep 28, 2025
Smooth idle, great performance
Replaced my old plugs with these Denso iridiums and the engine runs so much smoother. Easy install.