Spark Plug Wire

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Genuine Subaru Spark Plug Wire (High-Tension Cable) – 22451AA81A

Ensure peak engine performance and reliable ignition with this Genuine Subaru Spark Plug Wire. As an Original Equipment Manufacturer (OEM) part, this high-tension cable is engineered to meet Subaru’s strict specifications for electrical resistance, heat shielding, and durability, providing a level of reliability that aftermarket alternatives cannot match.

Product Overview

This high-tension cable is a critical component of your vehicle's ignition system. It delivers the precise high-voltage electrical pulse required from the ignition coil to the spark plug, ensuring a clean and efficient combustion cycle. Using a genuine Subaru component prevents common ignition issues such as electrical interference, poor fitment, or premature boot failure.

• Part Name: Spark Plug Wire / Cable Complete-High Tension A
• Part Number: 22451AA81A
• Replaces Part Number: 22448AA00A
• Condition: Brand New Genuine Subaru OEM
• Engine Type: Naturally Aspirated (Non-Turbo) 2.5L H4

Key Features

• Perfect Fitment: Designed as a direct replacement with factory-spec length and connectors for a seamless, "click-lock" connection to both the coil and the spark plug.
• Premium Insulation: Features a high-grade outer casing that resists extreme engine bay temperatures, oil exposure, and chemical degradation to prevent voltage leaks.
• Optimized Conductivity: Engineered with a specific internal resistance to provide consistent electrical flow, helping to eliminate engine misfires, hesitations, and rough idling.
• Maximum Reliability: Manufactured to the same rigorous standards as the parts originally installed on the Subaru assembly line, ensuring long-term durability.

Technical Specifications

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Maintenance Tip: For optimal engine balance and fuel efficiency, it is often recommended to inspect your spark plugs and ignition coil terminals whenever replacing high-tension cables.