Denso HP Iridium Spark Plug IK20

Denso HP Iridium Spark Plug IK20

The Denso HP Iridium Spark Plug IK20 is a high-performance spark plug designed to enhance the ignition efficiency of various vehicles. Ideal for DIY enthusiasts, tradies, and fleet operators, this spark plug is suitable for a wide range of models from brands such as Ford, Holden, Honda, Mazda, and more. With its advanced technology, the Denso brand ensures reliability and optimal performance for your engine.

Featuring a unique iridium tip and fine wire centre electrode, this spark plug improves firing performance while reducing the required voltage. It's an essential component for maintaining engine efficiency and longevity.

Key features

• 0.4mm iridium tipped laser welded fine wire centre electrode reduces required voltage and improves firing performance.
• Tapered cut U-Groove ground electrode increases ignitability and decreases quenching.
• Machine rolled threads prevent seizing or cross threading during installation and removal.
• 100% pre-fired to assure the highest quality possible.
• Purified alumina powder insulator provides exceptional strength and thermal conductivity.
• Five rib insulator prevents flashover.
• Copper-glass seal bonds centre electrode and insulator for a gas-tight seal.

Technical details

• Pack size: Single spark plug.
• Electrode material: Iridium.
• Electrode gap: 0.4mm.
• Insulator material: Purified alumina powder.
• Thread type: Machine rolled.

Applications / fitment

This spark plug is suitable for a variety of Australian vehicle models. Please check compatibility with your specific vehicle by adding your details to My Garage, which activates our 100% Fitment Guarantee.

• Ford Falcon 4.0 BA, BF, FG (2002-2016)
• Holden Astra 1.8 TR, TS (1995-2005)
• Honda Accord 2.4 CL (2003-2008)
• Mitsubishi Lancer 2.0 CJ, CY (2007-2017)
• Nissan Navara 3.0 D22 (2000-2004)
• Subaru Forester 2.5 (2002-2008)
• Volkswagen Golf 1.6 (2001-2009)

Why buy from Mick’s Gone Bush?

• Trusted Australian business focused on reliable power, auto-electrical, and service parts.
• Stock sourced from reputable distributors and brands.
• Practical support for trade, off-grid, and fleet customers.
• Clear shipping, warranty, and customer service.

Frequently asked questions

How do I install the Denso HP Iridium Spark Plug?

To install the spark plug, ensure the engine is cool, remove the old spark plug, and carefully screw in the new Denso spark plug without cross-threading.

Is the Denso HP Iridium Spark Plug compatible with my vehicle?

This spark plug is compatible with a wide range of vehicles. Please check your vehicle's specifications or use the My Garage tool for a guaranteed fit.

What are the benefits of using iridium spark plugs?

Iridium spark plugs offer better ignition performance, improved fuel efficiency, and longer lifespan compared to traditional copper spark plugs.

How often should I replace my spark plugs?

It is generally recommended to replace spark plugs every 30,000 to 100,000 kilometres, depending on your vehicle's specifications and usage conditions.

Can I use this spark plug in a turbocharged engine?

Yes, the Denso HP Iridium Spark Plug is suitable for turbocharged engines, providing reliable ignition under high-pressure conditions.