HomeIgnition > Ignition Wire and Related ComponentsStandard Wires 55504 Spark Plug Wire Set
Part #: 55504

Standard Wires 55504 Spark Plug Wire Set

⚙️ 25 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Subaru and Saab, Impreza, Forester, Legacy, Outback, and 9-2X
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Overview of Standard Wires 55504 Spark Plug Wire Set

The Standard Wires 55504 spark plug wire set is designed for reliable ignition performance in select Saab and Subaru vehicles. This set is compatible with models including the Saab 9-2X and Subaru Forester, Impreza, Legacy, and Outback, providing a direct replacement for worn or damaged ignition wires.

  • Compatible with Saab 9-2X and Subaru Forester, Impreza, Legacy, Outback
  • Part number 55504 ensures exact fit and function
  • Designed for consistent electrical conductivity and ignition timing
  • Durable construction to withstand engine heat and vibration
  • Complete set for all spark plugs in the specified vehicles

Detailed Product Description

The Standard Wires 55504 spark plug wire set is engineered to meet the ignition system requirements of specific Saab and Subaru models. These wires deliver reliable electrical current from the ignition coil to the spark plugs, ensuring efficient combustion and engine performance. The set is manufactured to precise specifications to maintain proper resistance and minimize electrical interference, which is critical for the Saab 9-2X and Subaru Forester, Impreza, Legacy, and Outback engines. Using the correct spark plug wires helps maintain smooth engine operation and fuel efficiency.

Applications and Common Issues Addressed

  • Replacement for cracked or brittle ignition wires
  • Resolves misfires caused by poor spark plug wire conductivity
  • Eliminates rough idling due to inconsistent spark delivery
  • Prevents engine hesitation during acceleration
  • Addresses ignition system faults related to worn wiring

Installation Notes and Tips

  • Ensure engine is cool before beginning installation
  • Replace wires one at a time to maintain correct firing order
  • Check for proper seating on spark plugs and ignition coil terminals
  • Inspect boots and connectors for secure fit to prevent arcing
  • Use dielectric grease on boots to improve connection and ease future removal

Quality Assurance and Warranty Information

Standard Wires manufactures the 55504 spark plug wire set to meet OEM standards for fit and function. Each set undergoes quality control testing to ensure durability and electrical performance. While specific warranty details may vary, Standard Wires typically offers coverage against defects in materials and workmanship to support long-term reliability in Saab and Subaru ignition systems.

This part fits 25 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2011SubaruImpreza2.5LH4N/A
2010SubaruForester2.5LH4N/A
2010SubaruImpreza2.5LH4N/A
2009SubaruForester2.5LH4N/A
2009SubaruImpreza2.5LH4N/A
2009SubaruLegacy2.5LH4N/A
2009SubaruOutback2.5LH4N/A
2008SubaruForester2.5LH4N/A
2008SubaruImpreza2.5LH4N/A
2008SubaruLegacy2.5LH4N/A
2008SubaruOutback2.5LH4N/A
2007SubaruForester2.5LH4N/A
2007SubaruImpreza2.5LH4N/A
2007SubaruLegacy2.5LH4N/A
2007SubaruOutback2.5LH4N/A
2006Saab9-2X2.5LH4N/A
2006SubaruForester2.5LH4N/A
2006SubaruImpreza2.5LH4N/A
2006SubaruLegacy2.5LH4N/A
2006SubaruOutback2.5LH4N/A
2005Saab9-2X2.5LH4N/A
2005SubaruForester2.5LH4N/A
2005SubaruImpreza2.5LH4N/A
2005SubaruLegacy2.5LH4N/Aw/ 90 Degree Boot at Distributor
2005SubaruOutback2.5LH4N/Aw/ 90 Degree Boot at Distributor

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.