【Widely Application】
For GM LS3/LS4/LS7/LT Engines (Pre And Post HEI Vehicles). Check your vehicle with the size as picture shown to match your needs.

【Why need to replace the Spark Plug Wire】
Over time, spark plug wires can become worn or damaged, causing problems with engine performance.

【Function】
Connect the coil that houses the initial spark to the spark plugs. Provide the electrical power to fire the engine spark plugs and start the engine.

【Specific Parameters】
Ceramic boots on the spark plug end of the wires,withstand up to 2,000° Fahrenheit. Ferro-sprial core resistance: 500 Ohms Per Foot. Wire silicone construction Temp Rating: 600°F rated.

【Customer Service】
If you have any concerns or need assistance, please do not hesitate to contact us. Rest assured that we are fully committed to offering you the most sincere and premium after-sales service.