Subaru Legacy Spark Plugs (2020-2024) - Parts, Prices & Buying Guide

Find quality spark plugs for your Subaru Legacy (2020-2024). Browse 20 available listings with prices starting around $42.60. Better acceleration.

20 listings available | Prices from $12.99 to $102.95|17 verified sellers

59,222 Results

Spark Plugs

Found 59222 listings for "subaru legacy spark plugs"

Genuine NGK Laser Iridium Spark Plug 6PCS for Subaru Legacy Outback Tribeca 3.6L

Genuine NGK Laser Iridium Spark Plug 6PCS for Subaru Legacy Outback Tribeca 3.6L

$71.99USD
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Seller: xiaohu_3
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4PCS Iridium Spark Plugs for Subaru Baja Forester Impreza Legacy Outback 5464

4PCS Iridium Spark Plugs for Subaru Baja Forester Impreza Legacy Outback 5464

$19.29USD
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Seller: prominent_autoparts
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Set of 4 Iridium Spark Plugs for 2008-2009 Subaru Legacy 2.5L H4 6481 ILFR6B

Set of 4 Iridium Spark Plugs for 2008-2009 Subaru Legacy 2.5L H4 6481 ILFR6B

$23.19USD
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Seller: prominent_autoparts
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Pack of 6 Genuine NGK 7505 Laser Iridium Spark Plugs SILFR6C11 Subaru

Pack of 6 Genuine NGK 7505 Laser Iridium Spark Plugs SILFR6C11 Subaru

$71.99USD
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Seller: xiaohu_3
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NGK IRIDIUM SPARK PLUGS for SUBARU IMPREZA WRX STI EJ257 EJ255 LEGACY 2.5L TURBO

NGK IRIDIUM SPARK PLUGS for SUBARU IMPREZA WRX STI EJ257 EJ255 LEGACY 2.5L TURBO

$45.90USD
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Seller: partzhub_9
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4PCS NGK Iridium IX Spark Plugs BKR5EIX-11 5464 For Toyota Mitsubishi Mazda USA

4PCS NGK Iridium IX Spark Plugs BKR5EIX-11 5464 For Toyota Mitsubishi Mazda USA

$12.99USD
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Seller: motor_parts_us
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4x Iridium & Platinum Spark Plugs for Subaru Forester 04-13 Impreza Legacy Saab

4x Iridium & Platinum Spark Plugs for Subaru Forester 04-13 Impreza Legacy Saab

$23.09USD
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Seller: a-premium-us
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OEM 11-19 Subaru Spark Plugs Set x4 Forester Impreza Legacy Crosstrek 22401AA781

OEM 11-19 Subaru Spark Plugs Set x4 Forester Impreza Legacy Crosstrek 22401AA781

$89.02USD
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Seller: quirkparts
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SET OF 4 OEM 22401-AA781 Spark Plugs For Subaru Impreza 2.0L Non-Turbo 2012-2016

SET OF 4 OEM 22401-AA781 Spark Plugs For Subaru Impreza 2.0L Non-Turbo 2012-2016

$28.99USD
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Seller: han202411-08
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NGK Set of 4 Laser Iridium High Ignitability Spark Plugs Gap 0.032" For Subaru

NGK Set of 4 Laser Iridium High Ignitability Spark Plugs Gap 0.032" For Subaru

$82.95USD
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Seller: partscontainer
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Subaru Spark Plugs 22401AA570 (4) NEW Forester Impreza Legacy GT Geniuine OEM

Subaru Spark Plugs 22401AA570 (4) NEW Forester Impreza Legacy GT Geniuine OEM

$51.99USD
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Seller: subarupartsdirect
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4PCS NGK Iridium IX Spark Plugs BKR6EIX-11 3764 For Mitsubishi Honda 1.5 2.0L US

4PCS NGK Iridium IX Spark Plugs BKR6EIX-11 3764 For Mitsubishi Honda 1.5 2.0L US

$14.85USD
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Seller: vurpaauto
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NGK Laser Iridium Spark Plugs 7913 SILFR6A Long Life 100K Set of 4 for Subaru

NGK Laser Iridium Spark Plugs 7913 SILFR6A Long Life 100K Set of 4 for Subaru

$55.95USD
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Seller: eeuroparts.com
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4 Iridium Spark Plug for Subaru Crosstrek Forester Impreza Legacy Outback XP5683

4 Iridium Spark Plug for Subaru Crosstrek Forester Impreza Legacy Outback XP5683

$18.99USD
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Seller: aa_auto_parts
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Set of 6 Iridium Spark Plugs for 2003-2009 Subaru Outback 3.0L H6 6481 ILFR6B

Set of 6 Iridium Spark Plugs for 2003-2009 Subaru Outback 3.0L H6 6481 ILFR6B

$30.69USD
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Seller: aero_spark
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NGK Laser Iridium Spark Plug Set (6 Pieces) 7505 For Legacy Outback Tribeca H6

NGK Laser Iridium Spark Plug Set (6 Pieces) 7505 For Legacy Outback Tribeca H6

$102.95USD
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Seller: eeuroparts.com
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4 pcs NGK V-Power Spark Plugs for 1990-2012 Subaru Legacy 2.2L 2.5L  2.2L le

4 pcs NGK V-Power Spark Plugs for 1990-2012 Subaru Legacy 2.2L 2.5L 2.2L le

$20.42USD
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Seller: sixityauto
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4Pcs Iridium & Platinum Spark Plugs for Subaru Legacy 10-12 H4 2.5L Turbocharged

4Pcs Iridium & Platinum Spark Plugs for Subaru Legacy 10-12 H4 2.5L Turbocharged

$20.99USD
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Seller: total_autopart
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NGK Laser Iridium SIFR6A11 0127 Spark Plugs (Qty 4) for 2010-2012 Subaru Outback

NGK Laser Iridium SIFR6A11 0127 Spark Plugs (Qty 4) for 2010-2012 Subaru Outback

$47.97USD
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Seller: sylvia-3611
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4 Pack Champion Copper Plus Spark Plugs for 2000-2004 Subaru Outback 2.5L H4

4 Pack Champion Copper Plus Spark Plugs for 2000-2004 Subaru Outback 2.5L H4

$17.77USD
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Seller: texansupply
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About Subaru Legacy Spark Plugs Parts

Ensure reliable ignition with quality spark plugs for your Subaru Legacy. 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 Subaru Legacy?

  • 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 Subaru Legacy Spark Plugs

OEM vs Aftermarket

For your Subaru Legacy, 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

Spark plugs ignite the air-fuel mixture in your engine cylinders, creating the combustion that powers your vehicle.

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 Subaru Legacy based on engine bay layout and accessibility.

Frequently Asked Questions

How do I find the right spark plugs for my Subaru Legacy?

Verify compatibility using your Subaru Legacy's VIN number, production year (2020-2024), and engine code. Check seller compatibility charts and cross-reference OEM part numbers when possible.

How often should I replace spark plugs on my Subaru Legacy?

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 Subaru Legacy?

OEM parts guarantee exact Subaru 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 Subaru Legacy 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 Subaru Legacy myself?

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