Availability

- In Stock Items. Ships Today. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (7) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Universal
- No (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Model
Make/Engine
Spark Plug Thread Size
- 12mm (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 14mm (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Spark Plug Reach (in.)
- 1.043 in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 1.122 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Spark Plug Reach (mm)
- 26.50mm (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 28.50mm (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Manufacturer Heat Range
- 20 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 22 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 27 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Center Electrode Type
- Projected (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Wrench Diameter
- 5/8 in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 9/16 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Ground Strap Quantity
- Three (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- One (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filter Options
- Stock Replacement (3)

Denso Iridium Long Life Spark Plugs

4.5 out of 5 stars 6 Customer Reviews

Denso Iridium Long Life spark plugs are factory-installed by a wide range of automakers and are fast becoming the standard for today's high-tech engines. Denso has

Denso Iridium Long Life spark plugs are factory-installed by a wide range of automakers and are fast becoming the standard for today's high-tech engines. Denso has created a spark plug unlike anything on the market today. Designed for durability under the most extreme conditions, Denso's patented iridium alloy is six times harder and eight times stronger than conventional platinum. You'll enjoy more horsepower, faster and easier starts, fewer misfires under heavy loads, plus better fuel economy! Order the model and options best suited for your application.

Additional features and benefits of Denso Iridium Long Lif

Denso Iridium Long Life spark plugs are factory-installed by a wide range of automakers and are fast becoming the standard for today's high-tech engines. Denso has created a spark plug unlike anything on the market today. Designed for durability under the most extreme conditions, Denso's patented iridium alloy is six times harder and eight times stronger than conventional platinum. You'll enjoy more horsepower, faster and easier starts, fewer misfires under heavy loads, plus better fuel economy! Order the model and options best suited for your application.

Additional features and benefits of Denso Iridium Long Life spark plugs include:

* 0.7mm iridium tip, dramatically improving ignitability and longevity
* Platinum ground electrode for reduced wear and erosion
* Endures temperatures in excess of 4,000 degrees F
* Sustained performance over 100,000 miles--up to three times longer than conventional plugs
* Withstands higher pressures
* Tapered cut improves firing performance by reducing quenching
* 360 degree laser-welding process secures center electrode

Showing In Stock Items. Show All 7 Items.