2004 Subaru Outback Spark Plugs
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NGK®Laser Iridium™ Spark PlugSubaru Outback 2.5L 2004, Laser Iridium™ Spark Plug by NGK®. Often specified as original equipment, NGK Laser Iridium spark plugs are the best combination of performance and longevity. Iridium tip is six (6) times harder than platinum...$12.27 - Denso®Iridium TT™ Cold Type Spark PlugSubaru Outback 2.5L 2004, Iridium TT™ Cold Type Spark Plug by Denso®. Ultimate Endurance and Power. 0.4 mm Iridium and 0.7 mm Platinum Twin-Tip Technology. Make your vehicle faster and more powerful with premium-quality performance...$8.01
- NGK®HX™ Ruthenium Spark PlugSubaru Outback 2004, HX™ Ruthenium Spark Plug by NGK®. NGK Spark Plugs is introducing the latest technology in high ignitability spark plugs to the automotive aftermarket NGK Ruthenium HX™. The ultimate high ignitability spark plugs...$11.40
- Denso®Iridium Long Life™ Spark PlugSubaru Outback 2004, Iridium Long Life™ Spark Plug by Denso®. Denso's patented Iridium alloy is more durable than even Platinum, allowing the center electrode to be shrunk to only 0.7 mm in diameter. This produces a dramatic...Manufactured to boost your engine’s performanceEngineered utilizing the finest materials and equipment$10.98
- TRQ®Iridium Spark Plug SetSubaru Outback 2004, Iridium Spark Plug Set by TRQ®. This top-notch TRQ spark plug set is made to fix spark plug problems easily. With its help, you will restore your vehicle's quick starting. Plus, installing it is a simple task.Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$40.95 - $46.95Save: up to 5%$38.90 - $45.07
- NGK®Iridium IX™ Spark PlugSubaru Outback 3.0L 2004, Iridium IX™ Spark Plug by NGK®. With Resistor. NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and...$6.85
- NGK®Laser Platinum™ Spark PlugSubaru Outback 2004, Laser Platinum™ Spark Plug by NGK®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...$7.23 - $11.64
- Denso®Iridium Power™ Cold Type Spark PlugSubaru Outback 2.5L 2004, Iridium Power™ Cold Type Spark Plug by Denso®. Iridium Ultimate Endurance and Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Iridium and 0.7 mm Platinum Twin-Tip Technology) &...$6.69
- NGK®G-Power™ Platinum Spark PlugSubaru Outback 2004, G-Power™ Platinum Spark Plug by NGK®. Platinum spark plugs by NGK are designed to improve fuel efficiency, lower emissions, and provide quicker starts while remaining durable under high heat. With 0.6 mm platinum...$3.10 - $5.59
- Champion®Copper Plus Spark PlugSubaru Outback 2004, Copper Plus Spark Plug by Champion®. Built with nickel alloy center and ground electrodes, these spark plugs provide extra durability for long-lasting service life, while the extrusion of copper into the core of...Dependable and durableBuilt to ISO and SAE standards for proven performance$1.91 - $2.11
- Denso®Original U-Groove Nickel Spark PlugSubaru Outback 2.5L 2004, Original U-Groove Nickel Spark Plug by Denso®. OE Recommended Resistor Plug with Patented U-Groove Design. If you want to restore the original performance of your vehicle's ignition system, this product is what...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$1.94
- ACDelco®GM Original Equipment™ Conventional Nickel Spark PlugSubaru Outback 2.5L 2004, GM Original Equipment™ Conventional Nickel Spark Plug by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$3.28Save: 15%$2.79
- ACDelco®Gold™ Rapidfire Platinum Spark PlugSubaru Outback 2004, Gold™ Rapidfire Platinum Spark Plug by ACDelco®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.99 - $6.06Save: 15%$5.09 - $5.16
- Bosch®FineWire™ Iridium Spark PlugSubaru Outback 3.0L 2004, FineWire™ Iridium Spark Plug by Bosch®. Bosch Iridium Spark Plugs are engineered to deliver both high performance and long life, representing advanced OE spark plug technology. The ultra-fine wire iridium...$9.42
- Denso®Platinum TT™ Spark PlugSubaru Outback 2.5L 2004, Platinum TT™ Spark Plug by Denso®. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with rigorous industry...$3.68
- Autolite®XP™ Iridium Spark PlugsSubaru Outback 2.5L 2004, XP™ Iridium Spark Plugs by Autolite®. With Resistor. Want to upgrade the ignition system of your vehicle to get ultimate combustion and maximum horsepower? Step up to Autolite. Featuring the ground-breaking...$5.54
- DIY Solutions®Spark Plug SetSubaru Outback 2004, Spark Plug Set by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for. When it comes to...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$47.89 - $73.39
- ACDelco®GM Original Equipment™ Double Platinum Spark PlugSubaru Outback 2.5L 2004, GM Original Equipment™ Double Platinum Spark Plug by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$9.41Save: 15%$8.01
- NGK®Nickel Spark PlugSubaru Outback 2.5L Models Built in USA 2004, Nickel Spark Plug by NGK®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.39
- E3®Spark PlugsSubaru Outback 2.5L 2004, Spark Plugs by E3®. With Resistor. FIRE Fixed Gap Cannot Be Adjusted. For a more efficient and complete burn, go with the super sturdy plugs by E3. The advanced DiamondFire plug features a diamond-shaped...$6.49
- SKP®Spark PlugSubaru Outback 2004, Spark Plug by SKP®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and function the...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$4.10 - $4.43
- Beck Arnley®Spark Plug Tube SealSubaru Outback 2004, Spark Plug Tube Seal by Beck Arnley®. Designed utilizing the latest technology, this product by Beck Arnley features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle,...Made of high temperature resistant oil impervious rubberPrevents crankcase oil from leaking into spark plug tubes$5.30 - $12.51
- Stone®Spark Plug Tube SealSubaru Outback 3.0L 2004, Spark Plug Tube Seal by Stone®. Sold Individually. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...Expertly crafted from the highest grade materialsCompliant with the most strict standards for quality$1.87
- Ishino®Spark Plug Tube SealSubaru Outback 3.0L 2004, Spark Plug Tube Seal by Ishino®. This first-rate product is designed with utmost care and attention to detail to replicate the OE part as closely as possible. Made from superior materials it provides the...Crafted from high-grade materialsMade to stringent quality standards$2.81
- Nippon Reinz®Spark Plug Tube SealSubaru Outback 2004, Spark Plug Tube Seal by Nippon Reinz®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$4.58 - $6.02
- Bosch®Spark PlugSubaru Outback 2004, Spark Plug by Bosch®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and function the...100% new, not rebuiltOE design to ensure exact fit, form and function$1.87
- Brisk®Premium EVO Spark PlugsSubaru Outback DOHC 2.5L with California Emissions / Federal Emissions 2004, Premium EVO Spark Plugs by Brisk®. With Resistor. Unlock the performance of your engine and improve the operation of your ignition system with this quality...$13.50
- Brisk®Premium Racing LGS Spark PlugSubaru Outback 2004, Premium Racing LGS Spark Plug by Brisk®. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with rigorous industry...$12.60
- Nitrode®Performance Nickel Spark PlugSubaru Outback 2004, Performance Nickel Spark Plug by Nitrode®. The Nitrode™ spark plugs are positioned to be the world's "greenest" most environmentally friendly spark plugs on the planet. Reducing fuel consumption and emissions...$10.19
- Nitrode®Yttrium Spark PlugSubaru Outback 2004, Yttrium Spark Plug by Nitrode®. The Nitrode™ spark plugs are positioned to be the world's "greenest" most environmentally friendly spark plugs on the planet. Reducing fuel consumption and emissions while producing...$10.19
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2004 Subaru Outback Models
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