; Have “Dual Wall” construction, which assures protection from spark plug and ignition wire burnout; Protects up to 1200 Deg. F.; Wires and Boots stay cooler in exhaust area; Porous/breathable to reduce “Oven Effect”; Non-flammable, will not react with petroleum based products; 1 I.D., 5-1/2 Long; Expands and stretches over regular surfaces, will work with 135 Deg. and 90 Deg. Spark Plug Boots; Available in Black, Blue, Natural and Red; Sold in pairs

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Blue; Have “Dual Wall” construction, which assures protection from spark plug and ignition wire burnout; Protects up to 1200 Deg. F.; Wires and Boots stay cooler in exhaust area; Porous/breathable to reduce “Oven Effect”; Non-flammable, will not react with petroleum based products; 1 I.D., 5-1/2 Long; Expands and stretches over regular surfaces, will work with 135 Deg. and 90 Deg. Spark Plug Boots; Sold in pairs.