High-Performance NGK & DENSO Iridium Spark Plugs for Toyota Corolla

Premium iridium alloy tip ensures ultra-precise ignition and unmatched durability, reducing misfires for smoother acceleration. Laser-welded fine-wire center electrode maximizes fuel efficiency while preventing carbon buildup.

Exact OEM fit (SK20R11/SC16HR11/IKH20TT) guarantees seamless compatibility with Corolla models—no engine modifications required. Multi-layer gasket design eliminates gas leakage under high-pressure conditions.

Engineered for extreme conditions: handles stop-and-go city traffic, long highway drives, and turbocharged engines without performance drop. Platinum side electrodes resist corrosion from ethanol-blended fuels.

Direct factory sourcing allows wholesale pricing unmatched by retail auto stores. Bulk orders available for repair shops and fleet managers. Ships globally with OEM-quality packaging.