NGK 49138 Ignition Coil

NGK COP Ignition Coil for Hyundai and Kia

NGK Part Number 49138 is a COP (Coil on Plug) ignition coil built for 12-volt electronic ignition systems. It is engineered to meet or exceed OE standards for durability and consistent performance, making it a direct replacement choice for select Hyundai and Kia applications.

With coverage for late-model Hyundai Elantra, Sonata, Tucson, Kona, Veloster, and Kia Forte, Soul, Optima, Forte5, Forte Koup, and Rio applications, this NGK ignition coil supports reliable spark delivery in everyday driving conditions. Part number 49138 is also referenced as U5369 in NGK listings.

Key Features

• COP (Coil on Plug) design for electronic ignition systems
• 12-volt ignition coil construction
• Blade terminal type with 4 male terminals
• Oil-filled: No
• No mounting bracket included
• Built to meet or exceed OE durability and performance standards
• Developed and tested in an ISO 17025 accredited lab

Product Line Details

NGK COP Ignition Coil products are part of NGK’s ignition-focused lineup, backed by decades of OE-oriented engineering and broad coverage for domestic and import vehicles. This product line is designed for consistent ignition performance and dependable fitment across a wide range of modern applications. Part number 49138 reflects that OE-style approach for Hyundai and Kia vehicles that use a coil-on-plug setup.

Fitment Coverage

• Fits 2020-2024 Kia Forte, N/A
• Fits 2020-2024 Kia Forte5, N/A
• Fits 2016-2018 Kia Forte5, N/A
• Fits 2016-2022 Kia Soul, N/A
• Fits 2018-2021 Hyundai Kona, N/A
• Fits 2019-2021 Hyundai Veloster, N/A
• Fits 2015-2017 Hyundai Veloster, N/A
• Fits 2018-2020 Hyundai Elantra, N/A
• Fits 2018-2020 Hyundai Elantra GT, N/A
• Fits 2016-2020 Kia Optima, N/A
• Fits 2015-2018 Hyundai Sonata, N/A
• Fits 2016-2018 Hyundai Tucson, N/A
• Fits 2016-2017 Kia Forte Koup, N/A
• Fits 2016 Kia Rio, N/A

What It Helps Address

• Misfires caused by a weak or failing ignition coil
• Rough idle or hesitation during acceleration
• Hard starting related to inconsistent spark output
• Check engine light conditions tied to ignition performance
• Loss of engine smoothness in Hyundai and Kia coil-on-plug systems

Installation Notes and Tips

Verify the part number, connector style, and terminal layout before installation. This coil uses a blade terminal design with 4 male terminals and is intended for electronic COP applications. Inspect the spark plug well, connector, and surrounding ignition components for wear or contamination before replacing the coil. Part number 49138 should be matched to the vehicle’s exact engine and ignition configuration using the fitment data above.

Quality Assurance

NGK manufactures this ignition coil to OE-level standards and validates designs in an ISO 17025 accredited test lab under demanding conditions. That testing approach supports consistent performance and durability for Hyundai and Kia applications. Cross-reference example: Delphi GN10730.