Delphi GN10366 Ignition Coil

Brand Delphi GN10366
Coil Type Coil On Plug Ignition
Package Contents Ignition Coil, Instruction Sheet
Terminal Gender Male
Terminal Quantity 4
Terminal Type Blade
Fits Lexus, Toyota, and Scion · 274 vehicles

Coil-on-plug design. Delivers direct ignition performance in a compact layout.

Blade terminals. Male terminals provide a secure electrical connection.

OE heritage. Built with 100 years of OE experience and supplier knowledge.

Cross-references Beck/Arnley 178-8344, Beck/Arnley 178-8491 and DENSO Auto Parts 673-1203 for the same application. See all 53.

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Ignition Coil for Toyota and Lexus Applications

Delphi GN10366 is a coil-on-plug ignition coil built for direct replacement in a wide range of Toyota, Lexus, and Scion vehicles. It uses OE-based engineering knowledge from Delphi’s long history supplying original equipment to automakers, helping restore consistent spark delivery and engine performance.

Key Features

  • Coil-on-plug ignition coil for direct spark delivery at the plug
  • Blade terminal design with 4 male terminals
  • Includes ignition coil and instruction sheet
  • OE heritage and application knowledge built into the aftermarket part
  • Cross-references Standard Ignition UF-487 and DENSO Auto Parts 673-1203 for the same application

Detailed Description

Delphi GN10366 is an ignition coil designed for vehicles that use a coil-on-plug setup, where each coil mounts directly to the spark plug for efficient ignition control. This part number is used across many Toyota and Lexus platforms, including the Toyota 4Runner, Camry, Highlander, RAV4, Sequoia, Sienna, Tundra, and Venza, as well as Lexus GX460, LX570, RX350, ES350, IS250, and LS460 applications. It is also listed for the Scion tC. If you are searching for a Toyota Camry ignition coil, Lexus RX350 ignition coil, or Toyota Tundra coil-on-plug replacement, GN10366 is a relevant OE-style option.

What It Helps Address

  • Engine misfire caused by weak or inconsistent spark output
  • Rough idle or hesitation during acceleration
  • Hard starting related to ignition coil failure
  • Check engine light conditions tied to ignition performance codes
  • Loss of power or poor fuel economy from degraded coil operation

Installation Notes and Tips

Verify exact fitment by year, engine configuration, and any listed build-date or production notes before ordering. Some applications include restrictions such as Japan-built vehicles, engine number ranges, or white-marking requirements, so match the vehicle details carefully. Inspect the spark plug well, connector, and surrounding ignition components during installation, and follow the included instruction sheet for proper replacement procedure.

Quality Assurance

Delphi draws on more than a century of OE experience and supplier knowledge from work with major automakers. That background is reflected in the design and application coverage of GN10366, making it a practical OE-style ignition coil replacement for many Toyota and Lexus vehicles.

This part fits 274 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypeLitersCylindersFuel TypePositionNotes
2024Toyota4RunnerRWD4.0LV6—N/A—
2023LexusGX460—4.6LV8—N/A—
2023Toyota4Runner—4.0LV6—N/A—
2022LexusGX460—4.6LV8—N/A—
2022Toyota4Runner—4.0LV6—N/A—
2022ToyotaSequoia—5.7LV8—N/A—
2021LexusGX460————N/A—
2021LexusLX570————N/A—
2021LexusNX300h————N/A—
2021Toyota4Runner————N/A—
2021ToyotaLand Cruiser—5.7LV8—N/A—
2021ToyotaSequoia—5.7LV8—N/A—
2021ToyotaTundra————N/A—
2020LexusGX460————N/A—
2020LexusLX570————N/A—
2020LexusNX300h————N/A—
2020Toyota4Runner————N/A—
2020ToyotaLand Cruiser————N/A—
2020ToyotaSequoia————N/A—
2020ToyotaTundra————N/A—
2019LexusGX460————N/A—
2019LexusLX570————N/A—
2019LexusNX300h————N/A—
2019Toyota4Runner————N/A—
2019ToyotaCorolla————N/A—
2019ToyotaHighlander————N/A—
2019ToyotaLand Cruiser————N/A—
2019ToyotaSequoia————N/A—
2019ToyotaTundra————N/A—
2018LexusES300h————N/A—
2018LexusES350————N/A—
2018LexusGX460————N/A—
2018LexusLX570————N/A—
2018LexusNX300h————N/A—
2018Toyota4Runner————N/A—
2018ToyotaAvalon————N/A—
2018ToyotaHighlander————N/A—
2018ToyotaLand Cruiser————N/A—
2018ToyotaRAV4————N/A—
2018ToyotaSequoia————N/A—
2018ToyotaTundra————N/A—
2017LexusES300h————N/A—
2017LexusES350————N/A—
2017LexusGX460————N/A—
2017LexusLS460————N/A—
2017LexusLX570————N/A—
2017LexusNX300h————N/A—
2017Toyota4Runner————N/A—
2017ToyotaAvalon————N/A—
2017ToyotaAvalon———ELECTRIC/GASN/A—
2017ToyotaCamry————N/A—
2017ToyotaHighlander————N/A—
2017ToyotaLand Cruiser————N/A—
2017ToyotaRAV4————N/AEngine # #0XXXXXX-1600000; Engine # #EXXXXXX-GXXXXXX
2017ToyotaSequoia————N/A—
2017ToyotaTundra————N/A—
2016LexusES300h————N/A—
2016LexusES350————N/A—
2016LexusGS450h————N/AFrom 10/2015; without White Marking
2016LexusGX460————N/A—
2016LexusIS300————N/AFrom 10/2015; without White Marking
2016LexusIS350————N/AFrom 10/2015; without White Marking
2016LexusLS460————N/A—
2016LexusLS600h————N/A—
2016LexusLX570————N/A—
2016LexusNX300h————N/A—
2016LexusRC300————N/AFrom 10/2015; without White Marking
2016LexusRC350————N/AFrom 10/2015; without White Marking
2016SciontC————N/A—
2016Toyota4Runner————N/A—
2016ToyotaAvalon————N/A—
2016ToyotaAvalon———ELECTRIC/GASN/A—
2016ToyotaCamry————N/A—
2016ToyotaHighlander————N/A—
2016ToyotaLand Cruiser————N/A—
2016ToyotaRAV4————N/AJapan Built; Engine # #0XXXXXX-6XXXXXX; Engine # #EXXXXXX-GXXXXXX; Except Japan Built
2016ToyotaSequoia————N/A—
2016ToyotaSienna————N/A—
2016ToyotaTundra————N/A—
2015LexusES300h————N/A—
2015LexusES350————N/A—
2015LexusGS350————N/A—
2015LexusGS450h————N/A—
2015LexusGX460————N/A—
2015LexusIS250————N/A—
2015LexusIS350————N/A—
2015LexusLS460————N/A—
2015LexusLS600h————N/A—
2015LexusLX570————N/A—
2015LexusNX300h————N/A—
2015LexusRC350————N/A—
2015LexusRX350————N/A—
2015LexusRX450h————N/A—
2015SciontC————N/A—
2015Toyota4Runner————N/A—
2015ToyotaAvalon————N/A—
2015ToyotaAvalon———ELECTRIC/GASN/A—
2015ToyotaCamry————N/A—
2015ToyotaHighlander————N/A—
2015ToyotaLand Cruiser————N/A—
2015ToyotaRAV4————N/AJapan Built; Engine # #0XXXXXX-6XXXXXX; Engine # #EXXXXXX-GXXXXXX; Except Japan Built
2015ToyotaSequoia————N/A—
2015ToyotaSienna————N/A—
2015ToyotaTundra————N/A—
2015ToyotaVenza————N/A—
2014LexusES300h————N/A—
2014LexusES350————N/A—
2014LexusGS350————N/A—
2014LexusGS450h————N/A—
2014LexusGX460————N/A—
2014LexusIS250————N/A—
2014LexusIS350————N/A—
2014LexusLS460————N/A—
2014LexusLS600h————N/A—
2014LexusLX570————N/A—
2014LexusRX350————N/A—
2014LexusRX450h————N/A—
2014SciontC————N/A—
2014Toyota4Runner————N/A—
2014ToyotaAvalon————N/A—
2014ToyotaAvalon———ELECTRIC/GASN/A—
2014ToyotaCamry————N/A—
2014ToyotaFJ Cruiser————N/A—
2014ToyotaHighlander————N/A—
2014ToyotaLand Cruiser————N/A—
2014ToyotaRAV4————N/AJapan Built; Engine # #0XXXXXX-6XXXXXX; Engine # #EXXXXXX-GXXXXXX; Except Japan Built
2014ToyotaSequoia————N/A—
2014ToyotaSienna————N/A—
2014ToyotaTundra————N/A—
2014ToyotaVenza————N/A—
2013LexusES300h————N/A—
2013LexusES350————N/A—
2013LexusGS350————N/A—
2013LexusGS450h————N/A—
2013LexusGX460————N/A—
2013LexusIS250————N/A—
2013LexusIS350————N/A—
2013LexusLS460————N/A—
2013LexusLS600h————N/A—
2013LexusLX570————N/A—
2013LexusRX350————N/A—
2013LexusRX450h————N/A—
2013SciontC————N/A—
2013Toyota4Runner————N/A—
2013ToyotaAvalon————N/A—
2013ToyotaAvalon———ELECTRIC/GASN/A—
2013ToyotaCamry————N/A—
2013ToyotaFJ Cruiser————N/A—
2013ToyotaHighlander————N/A—
2013ToyotaLand Cruiser————N/A—
2013ToyotaRAV4————N/A—
2013ToyotaSequoia————N/A—
2013ToyotaSienna————N/A—
2013ToyotaTundra————N/A—
2013ToyotaVenza————N/A—
2012LexusES350————N/A—
2012LexusGX460————N/A—
2012LexusIS250————N/A—
2012LexusIS350————N/A—
2012LexusLS460————N/A—
2012LexusLS600h————N/A—
2012LexusRX350————N/A—
2012LexusRX450h————N/A—
2012SciontC————N/A—
2012Toyota4Runner————N/A—
2012ToyotaAvalon————N/A—
2012ToyotaCamry————N/A—
2012ToyotaFJ Cruiser————N/A—
2012ToyotaHighlander————N/A—
2012ToyotaRAV4————N/A—
2012ToyotaSequoia————N/A—
2012ToyotaSienna————N/A—
2012ToyotaTundra————N/A—
2012ToyotaVenza————N/A—
2011LexusES350————N/A—
2011LexusGS350————N/A—
2011LexusGS450h————N/A—
2011LexusGX460————N/A—
2011LexusIS250————N/A—
2011LexusIS350————N/A—
2011LexusLS460————N/A—
2011LexusLS600h————N/A—
2011LexusLX570————N/A—
2011LexusRX350————N/A—
2011LexusRX450h————N/A—
2011SciontC————N/A—
2011Toyota4Runner————N/A—
2011ToyotaAvalon————N/A—
2011ToyotaCamry————N/A—
2011ToyotaFJ Cruiser————N/A—
2011ToyotaHighlander————N/A—
2011ToyotaLand Cruiser————N/A—
2011ToyotaRAV4————N/A—
2011ToyotaSequoia————N/A—
2011ToyotaSienna————N/A—
2011ToyotaTundra————N/A—
2011ToyotaTundra————N/AFrom 10/2010
2011ToyotaVenza————N/A—
2010LexusES350————N/A—
2010LexusGS350————N/A—
2010LexusGS450h————N/A—
2010LexusGX460————N/A—
2010LexusIS250————N/A—
2010LexusIS350————N/A—
2010LexusLS460————N/A—
2010LexusLS600h————N/A—
2010LexusLX570————N/A—
2010LexusRX350————N/A—
2010LexusRX450h————N/A—
2010Toyota4Runner————N/A—
2010ToyotaAvalon————N/A—
2010ToyotaCamry————N/A—
2010ToyotaCamry————N/AExcept Japan Built Vehicle; Engine # -6XXXXXX-6XXXXXX; Engine # AXXXXXX-DXXXXXX; Japan Built
2010ToyotaFJ Cruiser————N/A—
2010ToyotaHighlander————N/A—
2010ToyotaLand Cruiser————N/A—
2010ToyotaRAV4————N/A—
2010ToyotaSequoia————N/A—
2010ToyotaSienna————N/A—
2010ToyotaTundra————N/A—
2010ToyotaVenza————N/A—
2009LexusES350————N/A—
2009LexusGS350————N/A—
2009LexusGS450h————N/A—
2009LexusIS250————N/A—
2009LexusIS350————N/A—
2009LexusLS460————N/A—
2009LexusLS600h————N/A—
2009LexusLX570————N/A—
2009LexusRX350————N/A—
2009ToyotaAvalon————N/A—
2009ToyotaCamry————N/A—
2009ToyotaHighlander————N/A—
2009ToyotaLand Cruiser————N/A—
2009ToyotaRAV4————N/A—
2009ToyotaSequoia————N/A—
2009ToyotaSienna————N/A—
2009ToyotaTundra————N/A—
2009ToyotaVenza————N/A—
2008LexusES350————N/A—
2008LexusGS350————N/A—
2008LexusGS450h————N/A—
2008LexusIS250————N/A—
2008LexusIS350————N/A—
2008LexusLS460————N/A—
2008LexusLS600h————N/A—
2008LexusLX570————N/A—
2008LexusRX350————N/A—
2008ToyotaAvalon————N/A—
2008ToyotaCamry————N/A—
2008ToyotaHighlander————N/A—
2008ToyotaLand Cruiser————N/A—
2008ToyotaRAV4————N/A—
2008ToyotaSequoia————N/A—
2008ToyotaSienna————N/A—
2008ToyotaTundra————N/A—
2007LexusES350————N/A—
2007LexusGS350————N/A—
2007LexusGS450h————N/A—
2007LexusIS250————N/A—
2007LexusIS350————N/A—
2007LexusLS460————N/A—
2007LexusRX350————N/A—
2007ToyotaAvalon————N/A—
2007ToyotaCamry————N/A—
2007ToyotaRAV4————N/A—
2007ToyotaSienna————N/A—
2007ToyotaTundra————N/A—
2006LexusGS300————N/A—
2006LexusIS250————N/A—
2006LexusIS350————N/A—
2006ToyotaAvalon————N/A—
2006ToyotaRAV4————N/A—
2005ToyotaAvalon————N/A—
Directly replaces or cross-references 53 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Beck/Arnley — 178-8344Beck/Arnley — 178-8491DENSO Auto Parts — 673-1203DENSO Auto Parts — 673-1309DENSO Auto Parts — 673-6203National — 5123PRENCO — 36-8111PRENCO — 36-8208Spectra Premium — C-701Spectra Premium — C-710Standard Ignition — UF-487Standard Ignition — UF-630WAI — CUF487Walker Exhaust — 50099Walker Products — 921-2089Walker Products — 921-21225C16535C165823-052552-188952-189452-21275023690919-0225090919-0225190919-0225590919-0225690919-A200290919-A200390919-A200490919-A200590919-A200790919-C2004C-748C1596C1601C1715CLS1137CLS1448E987E1007E1087E1130IC567IC567SBIC587IC587SBIC667IC733IC773U5084UF-507UF487T