NGK 49186 Ignition Coil

NGK COP Ignition Coil for Toyota and Lexus

The NGK COP (Pencil Type) Ignition Coil is built for electronic ignition systems that require stable voltage delivery and OE-level fitment. This NGK ignition coil is a direct replacement for a wide range of Toyota and Lexus applications, including Tacoma, Highlander, RX350, and ES350 models.

Key Features

• Brand: NGK
• Part Number: 49186
• Coil type: COP (Pencil Type)
• Ignition type: Electronic
• Voltage: 12V
• Terminal type: Blade
• Terminal quantity: 4
• Connector gender: Female
• Terminal gender: Male
• Oil filled: No
• Mounting bracket included: No

Product Details

NGK designs ignition coils to meet or exceed OE standards for durability and consistent performance. This coil is developed and tested in an ISO 17025 accredited lab under demanding conditions, with manufacturing and distribution support across North America and global markets. The 49186 ignition coil reflects NGK’s long-standing focus on ignition components for late-model domestic and import vehicles.

This part cross-references Continental 49186 for the same application. It also cross-references 90919-02273 and UF796 for select applications.

What This Ignition Coil Helps Address

• Engine misfire caused by weak or inconsistent spark output
• Rough idle related to ignition coil wear
• Hard starting from degraded coil performance
• Check engine light concerns tied to ignition system faults
• Loss of acceleration response from failing coil operation

Installation Notes and Fitment

Compatible With 2016-2023 Toyota Tacoma, 2016-2017 Toyota Highlander, 2018-2021 Toyota Highlander, 2022 Toyota Highlander, 2016-2020 Lexus GS350, 2016-2019 Lexus IS350 with White Marking, 2016-2019 Lexus RC300 with White Marking, 2016-2019 Lexus RC350 with White Marking, 2019 Lexus RX350 Square Body, 2016-2018 Lexus GS450h with White Marking, 2018 Lexus LC500, 2016-2018 Lexus RX350, and 2016 Lexus IS300 with White Marking.

Also compatible with 2017-2024 Lexus IS300, 2020-2024 Lexus IS350, 2018-2024 Lexus LC500h, 2018-2024 Lexus LS500h, 2020-2024 Lexus RC300, 2020-2024 Lexus RC350, 2019-2024 Lexus ES350 with coils stamped 90919-02273, 02280, A2008, 2020-2022 Lexus RX350 with coils stamped 90919-02273, 02280, A2008, 2018-2022 Lexus RX350L, 2016-2022 Lexus RX450h, 2018-2022 Lexus RX450hL, and 2018-2022 Toyota Highlander Japan Built.

Verify the coil stamping, connector style, and engine application before installation. This NGK COP (Pencil Type) Ignition Coil, part number 49186, is intended for vehicles listed in the fitment data and should be matched to the original coil specification.

Quality Assurance

NGK manufactures ignition coils to OE-level standards and validates designs in an ISO 17025 accredited test lab. The brand’s long OE legacy and broad vehicle coverage support confident replacement selection for Toyota and Lexus ignition service.