Brand: Allstar Performance Manufacturer's Part Number: ALL34274 Part Type: Spark Plug Boot Protectors Product Line: Allstar Performance Spark Plug Boot Sleeves Automotive Fittings Part Number: AAF-ALL34274 UPC: 848238060799 Length (in.): 7.500 in. Installation: Slip-on Heat Protection Color: Black Quantity: Sold as a set of 8. Description: Heat protection--Allstar Performance spark plug boot sleeves guard against high heat from your headers. The fiberglass braided sleeves are 7 1/2 in. in length and are offered in a choice of colors and quantities. Dress your boots for the heat in Allstar Performance spark plug boot sleeves.