Standard 4734 Spark Plug Wire Set

Ignition Wire Set for Subaru Legacy and Outback

Standard 4734 is a spark plug wire set for select 2004-2005 Subaru Legacy and Subaru Outback applications. It is listed for models with a straight boot at the distributor on 2005 vehicles and California emissions on 2004 vehicles.

Key Features

• Part number 4734 spark plug wire set
• Compatible with select Subaru Legacy and Subaru Outback ignition systems
• Application-specific fitment for 2004-2005 models
• Configured for straight boot at the distributor on 2005 vehicles
• Listed for 2004 California emissions applications

Detailed Description

This Standard ignition wire set is built for direct replacement use on the listed Subaru Legacy and Subaru Outback vehicles. Part number 4734 is cataloged for 2005 Subaru Legacy and 2005 Subaru Outback with a straight boot at the distributor, plus 2004 Subaru Legacy and 2004 Subaru Outback with California emissions. Use this part when servicing worn or damaged spark plug wires on these specific applications.

What It Helps Address

• Misfires caused by deteriorated spark plug wires
• Hard starting related to weak ignition transfer
• Rough idle from damaged wire insulation or terminals
• Intermittent spark delivery on the listed Subaru Legacy and Outback models
• Ignition performance issues tied to age-related wire wear

Installation Notes and Tips

Verify engine configuration and distributor boot style before ordering. Fits 2005 Subaru Legacy, N/A, w/ Straight Boot at Distributor. Fits 2005 Subaru Outback, N/A, w/ Straight Boot at Distributor. Fits 2004 Subaru Legacy, N/A, w/ Calif. Emissions. Fits 2004 Subaru Outback, N/A, w/ Calif. Emissions. Match each wire to the original routing to avoid crossfire and ensure proper ignition timing. Inspect related ignition components during replacement for signs of heat damage or corrosion.

Quality Assurance

Standard ignition components are cataloged for application-specific replacement use. Part number 4734 is identified for the listed Subaru Legacy and Subaru Outback fitments to support accurate ordering and service.