Denso Iridium Power Spark Plug Set for Holden Astra TS 2.0L Z20LET

PRODUCT OVERVIEW

Set of 4 Denso Iridium Power spark plugs engineered for the Holden Astra TS 2.0L Z20LET engine (2003–2004). Designed to deliver strong, consistent ignition performance for petrol engines.

KEY FEATURES

• Denso Iridium Power Series spark plugs
• Ultra-fine 0.4 mm iridium centre electrode for high ignitability
• Built-in 5,000 Ω resistor to reduce electromagnetic noise
• Burnished nickel-plated housing for high corrosion resistance
• All-around laser-welded iridium tip for durability under severe conditions

BENEFITS

• Improved ignition stability across a wide range of driving conditions
• Enhanced throttle response and combustion efficiency
• Optimised flame kernel growth without excessive spark voltage
• Long service life compared with conventional plugs

TECHNICAL SPECIFICATIONS

• Centre electrode material: Iridium
• Fuel type: Petrol
• Thread diameter: 14 mm
• Hex size: 16 mm
• Reach: 19 mm
• Spark plug gap: 1.1 mm
• Quantity: Set of 4 spark plugs
• Reference: ZPN-75500

FITMENT INFORMATION

This is a vehicle-specific component for the Holden Astra TS 2.0L Z20LET engine (model years 2003–2004). Always confirm plug specifications against your vehicle handbook or existing plugs before installation.