NGK 93819 Spark Plug

NGK Laser Iridium Spark Plug 93819

NGK 93819 is a Laser Iridium spark plug built for precise ignition performance and OE-style service intervals. It is a direct-fit spark plug for select Hyundai Elantra, Hyundai Ioniq, and Kia Niro applications, with fitment covering 2017-2024 model years depending on vehicle.

Key Features

• Laser Iridium center electrode tip for stable spark delivery and long service life
• Copper center electrode core and nickel ground electrode core for reliable heat transfer
• Standard ground electrode design with a single ground electrode
• Pre-gapped to .028 for the listed applications
• 5,000 ohm resistance for ignition system compatibility
• Flat seat, 12 mm thread diameter, 26.5 reach, and 5/8 hex size
• OE-equivalent design for factory-recommended service intervals on listed Hyundai and Kia models

Laser Iridium Product Line

NGK Laser Iridium spark plugs are part of NGK’s OE-focused ignition lineup. This product line is built around durable electrode materials and consistent firing characteristics, making it a practical choice for drivers who want factory-style serviceability and dependable ignition performance in modern Hyundai Elantra, Hyundai Ioniq, and Kia Niro engines.

Detailed Description

NGK part number 93819, also identified as ILKR8Q7, is engineered as a secondary ignition component for select compact and hybrid applications. The iridium tip supports precise spark formation, while the copper core and nickel ground electrode help manage heat and maintain consistent operation under normal engine conditions. With a flat seat, 12 mm thread diameter, 26.5 reach, and non-removable nut terminal, this spark plug matches the specifications called out for the listed vehicles. This part cross-references NGK 93819 for the same application.

What It Helps Address

• Engine misfire caused by worn or fouled spark plugs
• Hard starting related to weak ignition output
• Rough idle from inconsistent spark delivery
• Reduced fuel economy from degraded ignition performance
• Loss of throttle response tied to aged plugs

Installation Notes

Verify engine application by year, make, model, and service notes before installation. The listed fitments include 2021-2024 Hyundai Elantra, 2021-2022 Hyundai Ioniq, 2021-2022 Kia Niro, 2017-2020 Hyundai Ioniq with a 0.032" gap note, and 2017-2020 Kia Niro with a 0.032" gap note. Use the specified gap and torque procedure for the engine, and inspect ignition coils and plug wells during service. Fits 2021-2024 Hyundai Elantra, N/A. Fits 2021-2022 Hyundai Ioniq, N/A. Fits 2021-2022 Kia Niro, N/A. Fits 2017-2020 Hyundai Ioniq, N/A. Fits 2017-2020 Kia Niro, N/A.

Quality Assurance

NGK is a long-established OE supplier and manufacturer serving domestic and import vehicles in North America. Its manufacturing and distribution network supports original-equipment standards for durability and operational performance across a wide range of automotive applications.