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Product Information

Product Details
Part No. 3524
Warranty Details (1 YR REPLACEMENT IF DEFECTIVE)
The Iridium Long-Life Spark Plug is engineered to meet the highest OE standards for performance, durability, and emissions. Featuring DENSO's patented Iridium Alloy with a 90% Iridium fine wire center electrode, this spark plug delivers exceptional spark energy and sustained performance for over 100,000 miles. Its platinum needle tip ground electrode minimizes heat quenching, while the 360-degree laser welding process ensures a robust bond and structural integrity. Designed to endure extreme temperatures exceeding 4,000 Deg F, it is perfect for high-performance ignition systems and special fuel setups. This advanced spark plug enhances engine performance, offering more horsepower, quicker starts, and fewer misfires under heavy loads. Additionally, its innovative design promotes fuel efficiency, making it a cost-effective choice for long-term use. Built to last up to three times longer than conventional plugs, this flat-seat spark plug is a reliable solution for maintaining peak engine performance.

Product Features:
  • Latest OE technology with DENSO's patented Iridium Alloy (90 percent Ir) and fine wire center electrode
  • Platinum Needle Tip Ground Electrode: Promotes higher spark energy and less heat quenching
  • DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
  • Sustained spark performance over 100,000 miles
  • Lasts up to three times as long as conventional plugs
  • Endures extreme temperatures greater than 4,000 degrees F associated with high-performance ignition and special fuel systems
  • Iridium Long Life (SIP)
  • Enhanced Engine Performance: Enjoy more horsepower, faster and easier starts, and fewer misfires under heavy loads, thanks to the advanced properties of DENSO's Iridium alloy.
  • Fuel Efficiency: The innovative design of the DENSO Iridium Long Life plug helps in better conservation of fuel, contributing to overall efficiency.
Specifications
Center Electrode Core Material:
Copper

Center Electrode Tip Material:
Iridium

Ground Configuration:
Needle-to-Needle

Ground Electrode Core Material:
Nickel

Ground Electrode Quantity:
1

Ground Electrode Tip Design:
Platinum Needle

Hex Size:
14.3 mm

Manufacturer Heat Range:
16

Pre-Gap Size:
0.8 mm

Reach:
26.50 mm

Resistance:
5000.0

Seat Type:
Flat

Thread Diameter:
12.00 mm
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