Denso HP Iridium Twin Tip TT Spark Plug IW20TT

Denso HP Iridium Twin Tip TT Spark Plug Fits Ford, Holden, Honda, Mazda, Mitsubishi, Nissan, Subaru, Volkswagen, Suzuki, Triumph, Mg, Saab

The Denso HP Iridium Twin Tip TT Spark Plug is engineered for high performance and longevity, making it an ideal choice for DIY enthusiasts, tradies, and fleet operators alike. Combining advanced Iridium and Platinum technologies with Denso's innovative 360-degree laser welding process, this spark plug boasts a lifespan exceeding 100,000 miles. Its Twin-Tip technology enhances spark energy concentration, resulting in improved acceleration and fuel economy.

Featuring the world's smallest 0.4mm Iridium centre electrode and 0.7mm needle tip ground electrode, the Iridium TT minimises spark interference while maximising ignitability. This design translates into better power, torque, and fuel efficiency, making it a superior option for various Australian vehicle models.

Key features

• 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

• Electrode material: Iridium and Platinum
• Centre electrode diameter: 0.4mm
• Ground electrode diameter: 0.7mm
• Designed for high-performance applications
• Longevity: Over 100,000 miles

Applications / fitment

This spark plug is suitable for a wide range of Australian vehicle models. To ensure compatibility, please add your vehicle details to My Garage, activating our 100% Fitment Guarantee.

• Ford Falcon 4.0 AU i XR6 1998-2002
• Holden Commodore 3.8 V6 1997-2002
• Mitsubishi Lancer 1.5 CC (CC2A) 1992-1996
• Nissan Patrol 2.8 MK, MQ, K160 Hardtop 1980-1987
• Volkswagen Golf 1.8 MKII, 19E, 1G1 1984-1991

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 Twin Tip TT Spark Plug?

Installation is straightforward. Ensure the engine is cool, remove the old spark plug, and replace it with the new Denso spark plug, tightening it to the manufacturer's specifications.

Is this spark plug compatible with my vehicle?

To confirm compatibility, please add your vehicle details to My Garage on our website, which activates our 100% Fitment Guarantee.

What is the lifespan of the Denso HP Iridium Twin Tip TT Spark Plug?

This spark plug is designed to last over 100,000 miles under normal driving conditions.

Can I use this spark plug in high-performance applications?

Yes, the Denso HP Iridium Twin Tip TT Spark Plug is specifically designed for high-performance applications, providing improved acceleration and fuel efficiency.

What should I do if my vehicle is running rough after installation?

If your vehicle runs rough after installation, check the installation for proper torque and ensure there are no issues with other components, such as ignition coils or fuel injectors.