DENSO 3168 Double Platinum Spark Plug PK20PR11

The DENSO 3168 Double Platinum Spark Plug (PK20PR11) is engineered to meet the highest OE standards for performance, durability, and emissions compliance. This premium spark plug features fine platinum tips on both the center and ground electrodes, allowing for virtually no gap erosion for optimum performance over extended service life.

Key Features:

• Sustained spark performance for over 60,000 miles with platinum on both center and ground electrodes
• Copper core for better thermal conductivity and superior heat dissipation
• Machine-rolled threads to reduce cross-threading and seizing
• Insulator constructed of purified alumina powder for extreme stress resistance with 5 ribs to prevent flashover
• Originally designed for Distributorless Ignition Systems (DIS), suitable for any vehicle requiring double platinum plugs
• Reduced erosion and minimized spark gap growth throughout the life of the plug

Technical Specifications:

• 14mm thread diameter, 19mm (3/4") reach
• 16mm (5/8") hex size, gasket seat
• Resistor type with solid terminal
• Platinum-tipped ground and center electrodes with projected tip
• Pre-gapped at 0.044" (1.1mm)

DENSO auto parts promise a "First Time Fit" providing OE-grade components that fit the first time. This spark plug directly replaces numerous OEM part numbers including NGK 4014, and various Subaru, Nissan, Mazda, Chrysler, GM, Toyota, Suzuki, Isuzu, Saab, Mitsubishi, and Hyundai part numbers.