Premium Nickel Alloy Electrode: High-quality nickel center electrode ensures superior conductivity, faster starts, and consistent performance.

Precision Engineered Threads: CNC-machined threads guarantee perfect fitment for Toyota, Honda, Mazda, Nissan, and Mitsubishi engines.

Durable Copper Core: Reinforced copper core dissipates heat efficiently, preventing pre-ignition and extending plug lifespan.

Optimized Spark Gap: Factory-calibrated 0.8mm gap delivers strong spark for improved fuel combustion and reduced emissions.

OE-Replaceable Design: Direct replacement for DENSO K16R-U11 3120, maintaining OEM specifications without modifications.

High-Temp Ceramic Insulator: Crack-resistant insulator withstands extreme engine temperatures up to 1,500°F (815°C).

Ideal for Daily Commuters & Performance Tunes: Perfect balance of affordability and reliability for city driving or spirited acceleration.

Bulk Purchase Advantage: Wholesale pricing for garages, fleets, and resellers—lowest per-unit cost guaranteed.

Global Stock Availability: Ships ready for immediate installation worldwide with no minimum order quantity.

Trusted DENSO Original: Backed by Japanese engineering standards for uncompromised quality and fit.