Iridium IX Spark Plug (2309) is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at an affordable cost.

Specifications:

• Electrode Material: Iridium
• Thread Size: 0.551"
• Thread Reach: 26.5 mm
• Ground Electrode Quantity: 1
• Gap: 0.032"
• Spark Plug Seat Style: Flat
• Heat Range: 7
• Longevity: 40-50k Miles
• Shape: Taper Cut
• Thread Diameter: 14 mm
• Overall Height: ISO
• Resistance: 5 kOhm
• Insulator Height: 50.50 mm
• Center Electrode Core Material: Copper Core
• Ground Configuration: Standard
• Ground Electrode Core Material: Nickel Core
• Ground Electrode Tip Design: Taper Cut
• Insulator Type: Projected
• Nominal Gap: 0.8 mm

Features:

• Manufactured to boost your engine’s performance
• Engineered utilizing the finest materials and equipment
• Provides reliable, hassle-free operation
• Made in compliance with high industry standards
• Made to perform and built to last

Subaru Fitment:

• 2006-2014 WRX
• 2004+ STI