NGK Iridium IX Spark Plug - LNAR7AIX

SKU: NGK-LNAR7AIX

NGK

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Product details

Part Name Spark Plug
Brand NGK
Part Number LNAR7AIX
UPC 00087295917688

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Fitment is guaranteed:

If your vehicle is listed on the fitment table below, the product will fit your car - we guarantee it. All you need to do is to ensure that the vehicle's Year, Make, Model, Trim, and any other notes specified inside the fitment table are respected.

Included warranty:

For warranty coverage information, please see our Warranty Policy.

Warranty starts from the date of delivery.
Proof of purchase required for all claims.
Covers manufacturing defects only.
Does not cover normal wear & tear.
Does not cover cosmetic damage or rust damage.

To initiate a claim, simply send an email to support@partspioneer.ca. For more information, read our Warranty Policy.

Choose NGK because:

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.

Characteristics include:

SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
IRIDIUM ALLOY CENTER ELECTRODE: Iridium's density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs

Customer Video Reviews

Watch genuine customer videos showing their upgrades and honest results of similar products

Fitment Table

This product is compatible with these vehicles:

Year	Make	Model	Notes
2025	Cadillac	XT5	2.0L Inline engine 4 cylinders 3.26" bore 3.63" stroke Gap 0.030"
2025	Cadillac	XT6	2.0L Inline engine 4 cylinders 3.26" bore 3.63" stroke Gap 0.030"
2025	Chevrolet	Blazer	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2024	Cadillac	XT5	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2024	Cadillac	XT6	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2024	Chevrolet	Blazer	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2024	Chevrolet	Camaro	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2023	Cadillac	XT5	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2023	Cadillac	XT6	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2023	Chevrolet	Blazer	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2023	Chevrolet	Camaro	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2023	GMC	Acadia	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2022	Cadillac	XT5	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2022	Cadillac	XT6	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2022	Chevrolet	Blazer	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2022	Chevrolet	Camaro	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2022	Chevrolet	Colorado	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2022	GMC	Acadia	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2022	GMC	Canyon	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2021	Cadillac	XT5	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2021	Cadillac	XT6	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2021	Chevrolet	Blazer	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2021	Chevrolet	Camaro	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2021	Chevrolet	Colorado	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2021	GMC	Acadia	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2021	GMC	Canyon	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2020	Buick	Regal Sportback	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2020	Cadillac	CT6	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2020	Cadillac	XT5	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2020	Cadillac	XT6	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2020	Chevrolet	Blazer	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2020	Chevrolet	Camaro	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2020	Chevrolet	Colorado	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2020	GMC	Acadia	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2020	GMC	Canyon	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2019	Buick	LaCrosse	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2019	Buick	Regal Sportback	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2019	Cadillac	ATS	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Naturally Aspirated Gap 0.036"
2019	Cadillac	CT6	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2019	Cadillac	CTS	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Naturally Aspirated Gap 0.036"
2019	Cadillac	XT5	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2019	Chevrolet	Blazer	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2019	Chevrolet	Camaro	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2019	Chevrolet	Colorado	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2019	GMC	Acadia	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2019	GMC	Canyon	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2018	Buick	LaCrosse	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2018	Buick	Regal Sportback	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2018	Cadillac	ATS	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Naturally Aspirated Gap 0.036"
2018	Cadillac	CT6	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2018	Cadillac	CTS	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Naturally Aspirated Gap 0.036"
2018	Cadillac	XT5	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2018	Chevrolet	Camaro	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2018	Chevrolet	Colorado	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2018	GMC	Acadia	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2018	GMC	Canyon	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2017	Buick	LaCrosse	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2017	Cadillac	ATS	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Naturally Aspirated Gap 0.036"
2017	Cadillac	CT6	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2017	Cadillac	CTS	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Naturally Aspirated Gap 0.036"
2017	Cadillac	XT5	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2017	Chevrolet	Camaro	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2017	Chevrolet	Colorado	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2017	GMC	Acadia	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke New Model Gap 0.036"
2017	GMC	Canyon	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2016	Cadillac	ATS	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Naturally Aspirated Gap 0.036"
2016	Cadillac	CT6	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"
2016	Cadillac	CTS	3.6L V engine 6 cylinders 3.70" bore 3.37" stroke Naturally Aspirated Gap 0.036"
2016	Cadillac	CTS	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Naturally Aspirated Gap 0.036"
2016	Chevrolet	Camaro	3.6L V engine 6 cylinders 3.74" bore 3.38" stroke Gap 0.036"

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