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Spark Plug NGK
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Spark Plug (NGK) for 2016-2024 Buick, Chevrolet, & GMC

$15.95
Save up to 80% vs List Price!

ℹ️ Product Notes

⚠️ Most jobs typically require 4 of this item.
Gap 0.028"
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
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100% Money-Back Guarantee
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120-Day Returns
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Insurance-Grade Quality

🛡️ Lifetime Warranty Included

This part comes with our industry-leading lifetime warranty. Shop with confidence!

SKU #
A8B7F84
  • New Condition
  • NGK Quality
  • Easy Installation - No Modifications
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Product Specifications


Detailed specifications and attributes for this part:

Attribute Value
Center Electrode Core Material Copper
Center Electrode Design Fine Wire
Center Electrode Insulator Tip Projection 0.12, 3.0
Center Electrode Projection Mid Projection
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 14mm
Insulator Height 2.07, 52.5
Insulator Material Ceramic
Material Grade Iridium Platinum
Part Number Lnar8aix-p
Pre Gap Size .028, 0.7
Reach 0.984, 25.0
Resistance 5000.0
Resistor Type Yes
Seat Type Tapered
Service Number Lnar8aix-p
Short Style Spark Plug No
Skirt No
Skirt Length 0.0
Stock Number 97977
Thread Diameter 0.472, 12.0
Washer Included No

Vehicle Fitment Guide

This part fits the following vehicles:

Buick 4 models(tapclick to expand)(tapclick to hide)
Cascada 2016-2019 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2016 - 2019 L4 1.6L Turbo FWD Automatic
Premium Convertible 2016 - 2019 L4 1.6L Turbo FWD Automatic
Sport Touring Convertible 2017 - 2019 L4 1.6L Turbo FWD Automatic
Encore 2016-2022 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2016 - 2021 L4 1.4L Turbo FWD Automatic
Base SUV 2016 L4 1.4L Turbo AWD Automatic
CX SUV 2016 - 2019 L4 1.4L Turbo FWD Automatic
CXL SUV 2016 - 2019 L4 1.4L Turbo FWD Automatic
Convenience SUV 2016 L4 1.4L Turbo AWD/FWD Automatic
Essence SUV 2017 - 2020 L4 1.4L Turbo AWD/FWD Automatic
Leather SUV 2016 L4 1.4L Turbo AWD/FWD Automatic
Preferred SUV 2017 - 2022 L4 1.4L Turbo AWD/FWD Automatic
Preferred II SUV 2017 - 2018 L4 1.4L Turbo AWD/FWD Automatic
Premium SUV 2016 - 2018 L4 1.4L Turbo AWD/FWD Automatic
Sport Touring SUV 2016 - 2020 L4 1.4L Turbo AWD/FWD Automatic
Encore GX 2020-2024 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Avenir SUV 2024 L3 1.3L Turbo AWD/FWD Automatic & Automatic CVT
Convenience SUV 2020 - 2023 L3 1.3L Turbo FWD Automatic CVT
Essence SUV 2020 - 2023 L3 1.2L Turbo AWD/FWD Automatic & Automatic CVT
Essence SUV 2020 - 2023 L3 1.3L Turbo AWD/FWD Automatic & Automatic CVT
Leather SUV 2020 - 2022 L3 1.3L Turbo FWD Automatic CVT
Preferred SUV 2020 - 2024 L3 1.2L Turbo AWD/FWD Automatic & Automatic CVT
Preferred SUV 2020 - 2024 L3 1.3L Turbo AWD/FWD Automatic & Automatic CVT
Select SUV 2020 - 2023 L3 1.2L Turbo AWD/FWD Automatic & Automatic CVT
Select SUV 2020 - 2023 L3 1.3L Turbo AWD/FWD Automatic & Automatic CVT
Sport Touring SUV 2024 L3 1.3L Turbo AWD/FWD Automatic & Automatic CVT
Sport Touring SUV 2020 - 2024 L3 1.3L Turbo FWD Automatic CVT
Envista 2024 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Avenir SUV 2024 L3 1.2L Turbo FWD Automatic
Avenir Sport Utility Coupe 2024 L3 1.2L Turbo FWD Automatic
Preferred Sport Utility Coupe 2024 L3 1.2L Turbo FWD Automatic
Sport Touring SUV 2024 L3 1.2L Turbo FWD Automatic
Sport Touring Sport Utility Coupe 2024 L3 1.2L Turbo FWD Automatic
Chevrolet 5 models(tapclick to expand)(tapclick to hide)
Cruze 2016-2019 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Diesel Hatchback 2018 - 2019 L4 1.6L DIESEL Turbo FWD Automatic
Diesel Hatchback 2018 L4 1.6L DIESEL Turbo FWD Manual
Diesel Sedan 2017 - 2019 L4 1.6L DIESEL Turbo FWD Automatic
Diesel Sedan 2017 - 2018 L4 1.6L DIESEL Turbo FWD Manual
L Sedan 2016 - 2019 L4 1.4L Turbo FWD Automatic
L Sedan 2016 - 2018 L4 1.4L Turbo FWD Manual
LS Hatchback 2019 L4 1.4L Turbo FWD Automatic & Automatic CVT
LS Sedan 2019 L4 1.4L Turbo FWD Automatic CVT
LS Sedan 2016 - 2019 L4 1.4L Turbo FWD Automatic & Manual
LS Sedan 2016 L4 1.8L FWD Automatic & Manual
LT Hatchback 2017 - 2019 L4 1.4L Turbo FWD Automatic
LT Hatchback 2017 - 2018 L4 1.4L Turbo FWD Manual
LT Hatchback 2017 - 2019 L4 1.6L DIESEL Turbo FWD Automatic
LT Hatchback 2017 - 2018 L4 1.6L DIESEL Turbo FWD Manual
LT Sedan 2017 - 2019 L4 1.6L DIESEL Turbo FWD Automatic
LT Sedan 2017 - 2018 L4 1.6L DIESEL Turbo FWD Manual
LT Sedan 2016 - 2019 L4 1.4L Turbo FWD Automatic
LT Sedan 2016 - 2018 L4 1.4L Turbo FWD Manual
LT Sedan 2016 L4 1.8L FWD Automatic & Manual
LTZ Sedan 2016 L4 1.4L Turbo FWD Automatic
Premier Hatchback 2017 - 2019 L4 1.4L Turbo FWD Automatic
Premier Sedan 2016 - 2019 L4 1.4L Turbo FWD Automatic
Equinox 2018-2024 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
L SUV 2018 - 2021 L4 1.5L Turbo FWD Automatic
LS SUV 2018 - 2024 L4 1.5L Turbo FWD/4WD Automatic
LT SUV 2018 - 2024 L4 1.5L Turbo FWD/4WD Automatic
LT SUV 2018 - 2019 L4 1.6L DIESEL Turbo FWD/4WD Automatic
LT SUV 2018 - 2020 L4 2.0L Turbo FWD/4WD Automatic
Midnight SUV 2020 L4 1.5L Turbo FWD Automatic
Premier SUV 2018 - 2024 L4 1.5L Turbo FWD/4WD Automatic
Premier SUV 2018 - 2019 L4 1.6L DIESEL Turbo FWD/4WD Automatic
Premier SUV 2018 - 2020 L4 2.0L Turbo FWD/4WD Automatic
Premier Plus SUV 2018 - 2021 L4 1.5L Turbo FWD Automatic
RS SUV 2022 - 2024 L4 1.5L Turbo FWD/4WD Automatic
Malibu 2016-2024 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Hybrid Sedan 2016 - 2019 L4 1.8L FULL HYBRID EV-GAS (FHEV) FWD Automatic
L Sedan 2019 - 2021 L4 1.5L Turbo FWD Automatic CVT
L Sedan 2016 - 2018 L4 1.5L Turbo FWD Automatic
LS Sedan 2019 - 2024 L4 1.5L Turbo FWD Automatic CVT
LS Sedan 2016 - 2018 L4 1.5L Turbo FWD Automatic
LT Sedan 2019 - 2024 L4 1.5L Turbo FWD Automatic CVT
LT Sedan 2016 - 2019 L4 1.5L Turbo FWD Automatic
LT Sedan 2016 - 2018 L4 2.0L Turbo FWD Automatic
Premier Sedan 2016 - 2022 L4 2.0L Turbo FWD Automatic
RS Sedan 2019 - 2024 L4 1.5L Turbo FWD Automatic CVT
Trailblazer 2021-2024 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
ACTIV SUV 2021 - 2024 L3 1.3L Turbo AWD/FWD Automatic & Automatic CVT
L SUV 2021 - 2022 L3 1.2L Turbo FWD Automatic CVT
LS SUV 2021 - 2024 L3 1.2L Turbo AWD/FWD Automatic & Automatic CVT
LS SUV 2021 - 2024 L3 1.3L Turbo AWD/FWD Automatic & Automatic CVT
LT SUV 2021 - 2024 L3 1.2L Turbo AWD/FWD Automatic & Automatic CVT
LT SUV 2021 - 2024 L3 1.3L Turbo AWD/FWD Automatic & Automatic CVT
RS SUV 2021 - 2024 L3 1.3L Turbo AWD/FWD Automatic & Automatic CVT
Trax 2021-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
ACTIV SUV 2024 L3 1.2L Turbo FWD Automatic
LS SUV 2024 L3 1.2L Turbo FWD Automatic
LS SUV 2021 - 2022 L4 1.4L Turbo AWD/FWD Automatic
LT SUV 2024 L3 1.2L Turbo FWD Automatic
LT SUV 2021 - 2022 L4 1.4L Turbo AWD/FWD Automatic
RS SUV 2024 L3 1.2L Turbo FWD Automatic
GMC 1 model(tapclick to expand)(tapclick to hide)
Terrain 2018-2024 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
AT4 SUV 2022 - 2024 L4 1.5L Turbo 4WD Automatic
AT4 SUV 2022 L4 1.5L Turbo AWD Automatic
Base SUV 2018 L4 2.0L Turbo FWD Automatic
Black Edition SUV 2022 - 2024 L4 1.5L Turbo FWD Automatic
Denali SUV 2021 - 2024 L4 1.5L Turbo FWD/4WD Automatic
Denali SUV 2018 - 2021 L4 2.0L Turbo FWD Automatic
Denali SUV 2018 - 2020 L4 2.0L Turbo 4WD Automatic
SL SUV 2018 - 2021 L4 1.5L Turbo FWD Automatic
SLE SUV 2018 - 2024 L4 1.5L Turbo FWD/4WD Automatic
SLE SUV 2018 - 2019 L4 1.6L DIESEL Turbo FWD/4WD Automatic
SLE SUV 2018 - 2020 L4 2.0L Turbo FWD/4WD Automatic
SLT SUV 2018 - 2024 L4 1.5L Turbo FWD/4WD Automatic
SLT SUV 2018 - 2019 L4 1.6L DIESEL Turbo FWD/4WD Automatic
SLT SUV 2018 - 2021 L4 2.0L Turbo FWD Automatic
SLT SUV 2018 - 2020 L4 2.0L Turbo 4WD Automatic

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

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.

More Information


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 97977

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

Fits Models: Cascada, Cruze, Encore, Encore GX, Envista, Equinox, Malibu, Terrain, Trailblazer, Trax

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Meets or exceeds OE standards

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