NGK
NGK Stock Heat Range Iridium Spark Plugs - Subaru EJ25 Turbo Models - 2004-2018 STI / 2006-2014 WRX, 05-09 LGT, 03-08 FXT, ECT.
SKU: NGK6619
$57.99 CAD
NGK Iridium IX Spark Plugs are designed specifically for the performance enthusiast. Iridium IX offers extreme ignitability, improved throttle response and superior anti fouling.
The fine Iridium tip ensures high durability and a consistently stable spark. Iridium alloy has extremely high melting point, perfect for today's high-tech, high-performance engines. Trivalent Metal Plating - superior anti-corrosion and anti-seizing properties. Outstanding acceleration, high fuel efficiency and durability. Ultimate design, technology and performance.
Stock Heat Range
Specifications:
- Stock Number 6619
- 554: 5K Ohm
- Center Electrode Core Material: Copper Core
- Center Electrode Tip Material: Iridium
- Gap Size: 0.044
- Ground Configuration: Standard
- Ground Electrode Core Material: Nickel Core
- Ground Electrode Quantity: 1
- Ground Electrode Tip Design: Taper Cut
- Hex Size: 5/8in
- Insulator Height: ISO
- Manufacturer Heat Range: 6
- Reach: 26.5
- Resistance: 5K Ohm
- Seat Type: Gasket
- Thread Diameter: 14
Notes:
- NGK "6" indicates this is a stock heat range spark plug used for all EJ255/EJ257 stock engines.
- For tuned vehicles NGK "7" heat range is the One Step (1-Step) colder spark plug #LFR7AIX can be found HERE.
- Sold as a set of 4
Fitment:
2004-2018 Subaru STI & Type-RA
2006-2014 Subaru WRX
2005-2009 Subaru Legacy GT & Spec B
2005-2009 Subaru Outback XT
2004-2013 Subaru Forester XT
Stock Heat Range