Denso Iridium Power Spark Plug Set (6) for Nissan Skyline R33 RB25DET

PRODUCT OVERVIEW

Set of 6 genuine Denso Iridium Power spark plugs engineered for Nissan Skyline R33 6-cylinder 2.5L RB25DET engines (1993–1998). Designed to deliver stronger ignition performance, improved throttle response and stable combustion under demanding driving conditions.

KEY FEATURES

• Denso Iridium Power Series high-performance spark plugs
• Ultra-fine 0.4 mm iridium center electrode for strong, stable spark
• Built-in 5,000 Ω monolithic resistor to reduce electromagnetic interference
• Burnished nickel-plated shell for excellent corrosion resistance
• All-around laser-welded iridium tip for durability under high load
• Optimized ground electrode design for improved ignitability

PERFORMANCE BENEFITS

• Enhanced acceleration and torque compared to conventional plugs
• More efficient combustion and reliable cold starting
• Stable performance across a wide range of driving conditions
• Reduced misfires and improved engine response

TECHNICAL SPECIFICATIONS

• Center electrode material: Iridium
• Fuel type: Petrol
• Thread diameter: 14 mm
• Hex size: 16 mm
• Reach: 19 mm
• Factory gap: 1.1 mm
• Series: Denso Iridium Power
• Reference part number: ZPN-76031

FITMENT NOTICE

This is a vehicle-specific spark plug set for Nissan Skyline R33 RB25DET 6-cylinder 2.5L engines. Always confirm compatibility with your exact vehicle variant and engine code before purchase or installation.