ACDelco Spark Plug Wire - 354A Part #: 354A Line: ACD ACDelco Spark Plug Wire 1 Year Limited Warranty Length (in): 16 Inch Length (mm): 406mm Outside Diameter (mm): 7mm Conductor Material: Carbon Fiberglass Boot Color: Black Insulation Material: Silicone Rubber Spark Plug End Boot Angle (Deg): Straight Coil End Boot Angle (Deg): 90 Degree Show More Show Less