NGK Spark Plugs Iridium IX Spark Plug (MPN: 3689)

High performance spark plug designed for durability and efficiency.

The NGK Spark Plugs Iridium IX Spark Plug is engineered for performance enthusiasts seeking reliability and efficiency in their engines. Featuring a fine wire center electrode, this spark plug ensures high durability and a consistently stable spark, which is essential for optimal engine performance. The iridium alloy used in its construction boasts an extremely high melting point, making it suitable for modern high-tech engines that demand superior ignition capabilities.

In addition to its robust design, the NGK Iridium IX Spark Plug incorporates trivalent metal plating that provides excellent anti-corrosion and anti-seizing properties. This feature enhances the longevity of the spark plug, ensuring it performs effectively over time. Users can expect outstanding acceleration, improved throttle response, and high fuel efficiency, making this spark plug a valuable component for any performance-driven vehicle.

The ultimate design and technology behind the NGK Iridium IX Spark Plug offer extreme ignitability and superior anti-fouling characteristics. This ensures that the spark plug maintains its performance even under demanding conditions. With its tapered seat type and projected insulator, this spark plug is designed to fit a variety of engine configurations, making it a versatile choice for automotive applications.

Features

• Fine Iridium Tip Ensures High Durability And A Consistently Stable Spark
• Iridium Alloy Has Extremely High Melting Point, Perfect For Todays High Tech, High Performance Engines
• Trivalent Metal Plating Provides Superior Anti-Corrosion And Anti-Seizing Properties
• Outstanding Acceleration, High Fuel Efficiency And Durability
• Ultimate Design, Technology And Performance
• Offers Extreme Ignitability, Improved Throttle Response And Superior Anti Fouling

Specifications

• Manufacturer: NGK Spark Plugs
• Manufacturer Part Number: 3689
• Resistor: Yes
• Electrode Type: Taper Cut
• Electrode Core Material: Iridium
• Electrode Tip Material: Nickel
• Insulator Type: Projected
• Thread Size (IN): 0.551 Inch
• Quantity: Single
• Reach: 0.691 Inch
• Seat Type: Tapered
• Wrench Diameter: 5/8 Inch

Compatibility / Fit

• 2000-2000 Aston Martin DB7
• 2002-2006 Aston Martin Vanquish
• 2009-2015 Cadillac CTS
• 2012-2015 Chevrolet Camaro
• 2006-2013 Chevrolet Corvette
• 1996-2011 Ford Crown Victoria
• 2005-2005 Ford Escape
• 2003-2007 Ford Focus
• 2005-2006 Ford GT
• 2003-2004 Ford Mustang
• 2007-2014 Ford Mustang
• 1997-2000 Ford Ranger
• 1999-2006 Ford Taurus
• 2005-2006 Jaguar S-Type
• 2002-2006 Jaguar X-Type
• 2006-2011 Lincoln Town Car
• 2004-2005 Mazda 3
• 1997-2000 Mazda B4000
• 2006-2011 Mercury Grand Marquis
• 2001-2001 Mercury Sable
• 2003-2005 Mercury Sable
• 1989-1989 Pontiac Firebird
• 1989-1990 Pontiac Grand Prix
• 1968-1971 Rover 2000