Buy Subaru STI Spark Plug Wire (Cord). Cable Complete. NO.2. Spark Plug (High Tension). Spark Plug - OEM Subaru Part # 22451AA140

78. Spark Plug Wire.

CABLE COMPLETE-HIGH TENSION,NO.2 Spark Plug Wire

Fits XT

Spark Plug Wire Set
Spark plug wires in your Subaru carry electricity from the distributor or ignition coil to your spark plugs. Old and failed wires can short out causing anything from hesitation and bucking to excessive interference in your radio.