HomeIgnition > Secondary IgnitionNGK 91657 Spark Plug
Part #: 91657

NGK 91657 Spark Plug

Laser Iridium High Ignitability Spark Plug
⚙️ 119 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Laser Iridium High Ignitability Spark Plug
🚗Fitment: Lexus and Toyota, Avalon, Camry, ES350, GS350, GS450h, Highlander, IS300, IS350, LC500h, LS500h, RC300, RC350, RX350, RX350L, RX450h, RX450hL, Sienna, Tacoma, and TX550h+
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NGK 91657 Spark Plug
BrandNGK
Part Number91657
PositionLaser Iridium High Ignitability Spark Plug
Resistance5000.0
Ground Electrode Tip DesignHybrid dual fine electrode (dfe) - high ignitability
Ground ConfigurationMulti-ground electrode
11589Metric
Ground Electrode Core MaterialNickel
Washer IncludedYes
Grade TypePerformance
Electrical Terminal TypeNon-removable nut
Center Electrode Core MaterialCopper
Center Electrode Tip MaterialIridium
Pre-Gap Size.032
Pre-Gap Size0.8
Ground Electrode Quantity3
Hex Size5/8" (16mm)
Insulator Height1.99
Insulator Height50.5
Manufacturer Heat Range6
Seat TypeFlat
Reach1.043
Reach26.5
Insulator MaterialCeramic
Resistor TypeYes
Skirt Length0.0
Thread SizeM14 - 1.25
Ground Electrode Tip MaterialPlatinum
SkirtNo
Center Electrode DesignFine wire
9745Crush
MetallurgyIridium platinum
Part NumberDilfr6n-t

This part fits 119 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2025LexusES3503.5LV6N/A120,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2025LexusIS3003.5LV6N/A120,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2025LexusIS3503.5LV6N/A120,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2025LexusLC500h3.5LV6N/A120,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2025LexusLS500h3.5LV6N/A120,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2025LexusTX550h+3.5LV6N/A120,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2024LexusES3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2024LexusIS3003.5LV6N/A60,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2024LexusIS3503.5LV6N/A60,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2024LexusLC500h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2024LexusLS500h3.5LV6FULL HYBRID EV-GAS (FHEV)N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2024LexusRC3003.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2024LexusRC3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2024LexusTX550h+3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2024ToyotaCamry3.5LV6N/A120,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2023LexusES3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2023LexusIS3003.5LV6N/A60,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2023LexusIS3503.5LV6N/A60,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2023LexusLC500h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2023LexusLS500h3.5LV6FULL HYBRID EV-GAS (FHEV)N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2023LexusRC3003.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2023LexusRC3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2023ToyotaCamry3.5LV6N/A120,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2023ToyotaTacoma3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2022LexusES3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2022LexusIS3003.5LV6N/A60,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2022LexusIS3503.5LV6N/A60,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2022LexusLC500h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2022LexusLS500h3.5LV6FULL HYBRID EV-GAS (FHEV)N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2022LexusRC3003.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2022LexusRC3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2022LexusRX3503.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2022LexusRX350L3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2022LexusRX450h3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2022LexusRX450hL3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2022ToyotaAvalon3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2022ToyotaCamry3.5LV6N/A120,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2022ToyotaHighlander3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2022ToyotaTacoma3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2021LexusES3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2021LexusIS3003.5LV6N/A60,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2021LexusIS3503.5LV6N/A60,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2021LexusLC500h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2021LexusLS500h3.5LV6FULL HYBRID EV-GAS (FHEV)N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2021LexusRC3003.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2021LexusRC3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2021LexusRX3503.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2021LexusRX350L3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2021LexusRX450h3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2021LexusRX450hL3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2021ToyotaAvalon3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2021ToyotaCamry3.5LV6N/A120,000 mi Factory Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2021ToyotaHighlander3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2021ToyotaTacoma3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2020LexusES3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2020LexusGS3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2020LexusIS3003.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2020LexusIS3503.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2020LexusLC500h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2020LexusLS500h3.5LV6FULL HYBRID EV-GAS (FHEV)N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2020LexusRC3003.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2020LexusRC3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2020LexusRX3503.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2020LexusRX350L3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2020LexusRX450h3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2020LexusRX450hL3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2020ToyotaAvalon3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2020ToyotaCamry3.5LV6N/A120,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2020ToyotaHighlander3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2020ToyotaSienna3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2020ToyotaTacoma3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019LexusES3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019LexusGS3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019LexusIS3003.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2019LexusIS3503.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2019LexusLC500h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019LexusLS500h3.5LV6FULL HYBRID EV-GAS (FHEV)N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019LexusRC3003.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019LexusRC3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019LexusRX3503.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2019LexusRX350L3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2019LexusRX450h3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2019LexusRX450hL3.5LV6N/A60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug
2019ToyotaAvalon3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019ToyotaCamry3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019ToyotaHighlander3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019ToyotaSienna3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2019ToyotaTacoma3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusGS3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusGS450h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusIS3003.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusIS3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusLC500h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusLS500h3.5LV6FULL HYBRID EV-GAS (FHEV)N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusRC3003.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusRC3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusRX3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusRX350L3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusRX450h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018LexusRX450hL3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018ToyotaCamry3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018ToyotaHighlander3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018ToyotaSienna3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2018ToyotaTacoma3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2017LexusGS3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2017LexusGS450h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2017LexusRX3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2017LexusRX450h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2017ToyotaHighlander3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2017ToyotaSienna3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2017ToyotaTacoma3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2016LexusGS3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2016LexusGS450h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2016LexusRX3503.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2016LexusRX450h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2016ToyotaTacoma3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2015LexusGS450h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2014LexusGS450h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug
2013LexusGS450h3.5LV6N/AOE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Laser Iridium High Ignitability Spark Plug

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

349190919-01263909190126391657DILFR6N-TFK20HBR8

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.