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Spark Plug
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Spark Plug (NGK) for 2015-2024 Lexus GS200t, GS300, IS200t, IS300, NX200t, NX300, RC200t, RC300 NEW

$ 14 .47

Product Notes

⚠️ Most jobs typically require 4 of this item.
Gap 0.036"
Iridium IX Spark Plug
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
Brand: NGK
Condition: New
See All Other Spark Plugs
LIFE
TIME
Lifetime Warranty Included
This part is backed by our industry-leading lifetime warranty. Shop with total confidence.
100%money-back 120-dayreturns OE-gradequality
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Specifications & Info


Attribute Value
Center Electrode Core Material Copper
Center Electrode Design Fine Wire
Center Electrode Tip Material Iridium
Electrical Terminal Type Non-removable Nut
Grade Type Performance
Ground Configuration J-gap
Ground Electrode Core Material Nickel
Ground Electrode Quantity 1
Ground Electrode Tip Design Taper Cut
Ground Electrode Tip Material Platinum
Hex Size 5/8" (16mm)
Insulator Height 1.99, 50.5
Insulator Material Ceramic
Manufacturer Heat Range 7
Material Grade Iridium Platinum
Part Number Lfr7aix-pg
Pre Gap Size .032, 0.8
Reach 1.043, 26.5
Resistance 5000.0
Resistor Type Yes
Seat Type Flat
Service Number Lfr7aix-pg
Short Style Spark Plug No
Skirt No
Skirt Length 0.0
Stock Number 94631
Thread Diameter 0.551, 14.0
Washer Included Yes
Washer Type Crush

Vehicle Fitment Guide

This part fits the following vehicles:

Lexus 8 models (tapclick to expand)(tapclick to hide)
GS200t 2016-2017 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2016 - 2017 L4 2.0L Turbo RWD Automatic
F Sport Sedan 2016 - 2017 L4 2.0L Turbo RWD Automatic
GS300 2018-2019 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2018 - 2019 L4 2.0L Turbo RWD Automatic
F Sport Sedan 2018 - 2019 L4 2.0L Turbo RWD Automatic
IS200t 2016-2017 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2016 - 2017 L4 2.0L Turbo RWD Automatic
F Sport Sedan 2016 - 2017 L4 2.0L Turbo RWD Automatic
IS300 2018-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2018 - 2024 L4 2.0L Turbo AWD/RWD Automatic
Base Sedan 2018 - 2024 V6 3.5L AWD/RWD Automatic
F Sport Sedan 2018 - 2020, 2024 L4 2.0L Turbo AWD/RWD Automatic
F Sport Sedan 2018 - 2020, 2024 V6 3.5L AWD/RWD Automatic
F Sport Design Sedan 2024 L4 2.0L Turbo AWD/RWD Automatic
F Sport Design Sedan 2024 V6 3.5L AWD/RWD Automatic
Premium Sedan 2023 - 2024 L4 2.0L Turbo RWD Automatic
NX200t 2015-2017 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2015 - 2017 L4 2.0L Turbo AWD/FWD Automatic
F Sport SUV 2015 - 2017 L4 2.0L Turbo AWD/FWD Automatic
NX300 2018-2021 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2018 - 2021 L4 2.0L Turbo AWD/FWD Automatic
F Sport SUV 2018 - 2021 L4 2.0L Turbo AWD/FWD Automatic
Luxury SUV 2020 - 2021 L4 2.0L Turbo AWD/FWD Automatic
RC200t 2016-2017 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Coupe 2016 - 2017 L4 2.0L Turbo RWD Automatic
F Sport Coupe 2016 - 2017 L4 2.0L Turbo RWD Automatic
RC300 2018-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Coupe 2018 - 2024 L4 2.0L Turbo AWD/RWD Automatic
Base Coupe 2018 - 2024 V6 3.5L AWD/RWD Automatic
F Sport Coupe 2018 - 2024 L4 2.0L Turbo AWD/RWD Automatic
F Sport Coupe 2018 - 2024 V6 3.5L AWD/RWD Automatic
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Interchange Parts

Brand Part Number
NGK 94631
Toyota 90919-01276
Toyota 9091901276

Fits Years: 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Fits Models: GS200t, GS300, IS200t, IS300, NX200t, NX300, RC200t, RC300

Go-Parts Garage · Featured Guide

Spark Plug Replacement Guide for the 2016-2024 Lexus IS300

Keep your IS300's engine running smoothly by choosing the right spark plugs for your specific engine.

Read Full Guide →
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120
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