•The Spark Plug Wire Sleeves Can Rest Directly On Hot Headers And Other Engine Components Without Burning, Melting Or Becoming Brittle. •Professional installation is highly recommend.(No Instruction Included) •Fits most hot rods and classics engines including for GM, Chevy, GMC, OLDS, CADILLAC, PONTIAC, Buick, Ford And Mopar, Chrysler, Dodge, Plymouth. •Color: Titanium/Black/Red,customized color,diameter, length,material •Never have to worry about the rust and debris that the stock heat shields create. Great alternative to the stock heat shields. •Fits All Spark Plug Boots And Wires Up To 2500 Degrees Fahrenhett (1371° C). •Keep your spark wire and spark plug cooler in a high temperature environment.