Infiniti Qx50 Spark Plugs (2019-2024) - Parts, Prices & Buying Guide

Find quality spark plugs for your Infiniti Qx50 (2019-2024). Browse 20 available listings with prices starting around $113.19. Better acceleration.

20 listings available | Prices from $41.55 to $194.73|15 verified sellers

103 Results

Spark Plugs

Found 103 listings for "infiniti qx50 spark plugs"

6x Double Iridium Spark Plugs for INFINITI EX37 FX37 G37 QX50 Nissan 370Z 3.7L

6x Double Iridium Spark Plugs for INFINITI EX37 FX37 G37 QX50 Nissan 370Z 3.7L

A$51.01AUD
New📍 US
+ A$26.64 shipping
Seller: a-premium-us
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NGK Laser Iridium Spark Plug 4PCS Set for 2019-2023 INFINITI QX50/ Nissan Altima

NGK Laser Iridium Spark Plug 4PCS Set for 2019-2023 INFINITI QX50/ Nissan Altima

A$145.66AUD
New📍 US
+ A$29.44 shipping
Seller: conshyconsignment
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NGK Laser Iridium Spark Plug 4PCS Set for 2019-2023 INFINITI QX50/ Nissan Altima

NGK Laser Iridium Spark Plug 4PCS Set for 2019-2023 INFINITI QX50/ Nissan Altima

A$163.65AUD
New📍 US
+ A$25.45 shipping
Seller: goodtrust-autoparts
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6 Ignition Coils & Spark Plugs Kit For INFINITI QX50 2019-2022 QX55 2.0L 2022

6 Ignition Coils & Spark Plugs Kit For INFINITI QX50 2019-2022 QX55 2.0L 2022

A$165.29AUD
New📍 US
+ A$61.13 shipping
Seller: kintop_coilparts
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6 pcs NGK Laser Iridium Spark Plugs for 2014-2017 Infiniti QX50 3.7L V6 - yh

6 pcs NGK Laser Iridium Spark Plugs for 2014-2017 Infiniti QX50 3.7L V6 - yh

A$194.73AUD
New📍 US
+ A$30.90 shipping
Seller: sixityauto
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DRAGON FIRE Set of 6 Spark Plugs for 08-20 Infiniti G37, Q70, QX50, 370Z 3.7L V6

DRAGON FIRE Set of 6 Spark Plugs for 08-20 Infiniti G37, Q70, QX50, 370Z 3.7L V6

A$65.38AUD
New📍 US
+ A$27.07 shipping
Seller: all_ignition
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6 pcs NGK Ruthenium HX Spark Plugs for 2014-2017 Infiniti QX50 3.7L V6 - yy

6 pcs NGK Ruthenium HX Spark Plugs for 2014-2017 Infiniti QX50 3.7L V6 - yy

A$136.56AUD
New📍 US
+ A$29.18 shipping
Seller: sixityauto
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6x Double Iridium Spark Plugs for INFINITI EX37 FX37 G37 M37 QX50 Nissan 370Z

6x Double Iridium Spark Plugs for INFINITI EX37 FX37 G37 M37 QX50 Nissan 370Z

A$49.07AUD
New📍 US
+ A$26.60 shipping
Seller: autoparts_premium
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6× Double Iridium Spark Plugs For 2014-2017 INFINITI QX50 V6 3.7L

6× Double Iridium Spark Plugs For 2014-2017 INFINITI QX50 V6 3.7L

A$45.81AUD
New📍 US
+ A$26.50 shipping
Seller: vap-autoparts
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6x Double Iridium Spark Plugs for INFINITI EX37 G37 M37 Q40 Q50 QX50 Nissan 370Z

6x Double Iridium Spark Plugs for INFINITI EX37 G37 M37 Q40 Q50 QX50 Nissan 370Z

A$50.23AUD
New📍 US
+ A$26.63 shipping
Seller: partswholesale2u
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6 Iridium Spark Plugs for 2014-2017 INFINITI QX50 3.7L V6 Replace 90174 DF8H11B

6 Iridium Spark Plugs for 2014-2017 INFINITI QX50 3.7L V6 Replace 90174 DF8H11B

A$41.55AUD
New📍 US
+ A$26.37 shipping
Seller: prominent_autoparts
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6x Double Iridium Spark Plugs For INFINITI QX50 3.7L 2014-2017

6x Double Iridium Spark Plugs For INFINITI QX50 3.7L 2014-2017

A$45.81AUD
New📍 US
+ A$26.50 shipping
Seller: kintop_coilparts
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Ignition Coils & Spark Plugs For INFINITI QX50 For Nissan Altima 2.0L 2019-2021

Ignition Coils & Spark Plugs For INFINITI QX50 For Nissan Altima 2.0L 2019-2021

A$165.29AUD
New📍 US
+ A$61.13 shipping
Seller: kintop_coilparts
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6 Ignition Coils + 6 Spark Plugs For INFINITI QX55 2022 QX50 2019-22 2.0L UF819

6 Ignition Coils + 6 Spark Plugs For INFINITI QX55 2022 QX50 2019-22 2.0L UF819

A$170.20AUD
New📍 US
+ A$61.28 shipping
Seller: parthigh
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6x Red Ignition Coil & 6x Iridium Spark Plug Kit for INFINITI Q50 QX50 Nissan

6x Red Ignition Coil & 6x Iridium Spark Plug Kit for INFINITI Q50 QX50 Nissan

A$172.14AUD
New📍 US
+ A$51.44 shipping
Seller: autoparts_premium
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Ignition Coils & Spark Plugs For Infiniti EX37 FX50 FX37 G37 M37 Q70 QX50 QX70

Ignition Coils & Spark Plugs For Infiniti EX37 FX50 FX37 G37 M37 Q70 QX50 QX70

A$124.21AUD
New📍 US
+ A$54.88 shipping
Seller: beurbestparts
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New Set of 4 Laser Iridium Spark Plug for 2019-2023 Infiniti QX50/ Nissan Altima

New Set of 4 Laser Iridium Spark Plug for 2019-2023 Infiniti QX50/ Nissan Altima

A$163.65AUD
New📍 US
+ A$25.45 shipping
Seller: qualitytradingpartner
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6 pc Autolite Double Platinum Spark Plugs for 2014-2017 Infiniti QX50 op

6 pc Autolite Double Platinum Spark Plugs for 2014-2017 Infiniti QX50 op

A$66.73AUD
New📍 US
+ A$27.12 shipping
Seller: sixityauto
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Ignition Coils & Spark Plugs For Infiniti EX37 FX37 FX50 G37 M37 Q60 Q70 QX50

Ignition Coils & Spark Plugs For Infiniti EX37 FX37 FX50 G37 M37 Q60 Q70 QX50

A$120.93AUD
New📍 US
+ A$54.78 shipping
Seller: scitoo-autoparts
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NGK For Infiniti QX50 2014-2017 Ruthenium HX Spark Plug Box of 4 (LKAR8BHX)

NGK For Infiniti QX50 2014-2017 Ruthenium HX Spark Plug Box of 4 (LKAR8BHX)

A$125.84AUD
New📍 US
+ A$24.32 shipping
Seller: carlights360
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About Infiniti Qx50 Spark Plugs Parts

Ensure reliable ignition with quality spark plugs for your Infiniti Qx50. Spark plugs ignite the air-fuel mixture in your engine cylinders. Replace them according to your vehicle's maintenance schedule for optimal performance and fuel economy.

Why Shop Spark Plugs for Infiniti Qx50?

  • Genuine OEM and high-quality aftermarket options available
  • Competitive pricing from verified eBay sellers
  • Fast shipping options with buyer protection
  • Easy returns and seller ratings for peace of mind

Buying Tips for Infiniti Qx50 Spark Plugs

OEM vs Aftermarket

For your Infiniti Qx50, OEM parts guarantee exact fit and function. Quality aftermarket options often provide equivalent performance at lower cost.

Type Selection

Spark Plugs are available in Copper, Platinum, Double platinum options. Choose based on your driving style and budget.

Know When to Replace

Watch for these signs: Rough idle, Misfires, Poor acceleration. Early replacement prevents more expensive repairs.

Parts Availability

Japanese engineering emphasizes reliability and precision, with parts designed for long service life.

Technical Information

Properly gapped spark plugs ensure efficient combustion, good fuel economy, and smooth engine operation.

Available Types

  • Copper
  • Platinum
  • Double platinum
  • Iridium

Key Benefits

  • Improved fuel efficiency
  • Smoother idle
  • Better acceleration
  • Reduced emissions

Warning Signs to Watch For

  • Rough idle
  • Misfires
  • Poor acceleration
  • Increased fuel consumption
  • Hard starting

Recommended Replacement Interval

Copper: 30,000 miles, Platinum: 60,000 miles, Iridium: 100,000 miles

Installation Information

Difficulty: Moderate
Estimated Time: 1-2 hours
DIY Friendly: Yes

This is a good DIY project for most skill levels.

Installation time may vary for Infiniti Qx50 based on engine bay layout and accessibility.

Frequently Asked Questions

How do I find the right spark plugs for my Infiniti Qx50?

Verify compatibility using your Infiniti Qx50's VIN number, production year (2019-2024), and engine code. Check seller compatibility charts and cross-reference OEM part numbers when possible.

How often should I replace spark plugs on my Infiniti Qx50?

General guideline: Copper: 30,000 miles, Platinum: 60,000 miles, Iridium: 100,000 miles. However, driving conditions (city vs highway, climate, towing) affect replacement frequency. Inspect regularly and replace when warning signs appear.

Should I use OEM or aftermarket spark plugs for my Infiniti Qx50?

OEM parts guarantee exact Infiniti specifications and fitment. Quality aftermarket brands often meet or exceed OEM standards at lower prices. For warranty vehicles, check if aftermarket parts affect coverage.

What are signs that my Infiniti Qx50 needs new spark plugs?

Common warning signs include: Rough idle, Misfires, Poor acceleration, Increased fuel consumption, Hard starting. If you notice any of these symptoms, inspect or replace the spark plugs promptly to prevent further damage.

Can I install spark plugs on my Infiniti Qx50 myself?

Yes, this is typically a moderate DIY job taking 1-2 hours. Always consult your owner's manual and follow proper safety procedures.