DEI Heat Shroud - 12 AN Hose - 10 ft Long - Silver Race Shoes Copper alloy conductor has a

Copper alloy conductor has a resistance value of less than 50 ohms per foot for maximum energy transfer to the spark plug

For racing

depending on your application

Center of the tube and outside

DEI Heat Shroud - 12 AN Hose - 10 ft Long - Silver Race Shoes Copper alloy conductor has aProduct Description: Hose and Wire Sleeve Heat Shroud 12 AN Hose 10 ft Long Aluminized Fiberglass Fabric Silver Since 1995, DEI has been a pioneer in the automotive performance industry. Wrapping the exhaust system or headers on a vehicle with DEI's exhaust wrap will reduce under hood temperatures up to 70% while improving performance and protecting components from extreme power robbing heat. DEI exhaust wrap is manufactured with a hi temp fiberglass