U-GROOVE RACE-PROVEN HIGH-PERFORMANCE HEADER PLUG

U-GROOVE RACE-PROVEN HIGH-PERFORMANCE HEADER PLUG. U-GROOVE™ RACE-PROVEN HIGH-PERFORMANCE HEADER PLUG End burned spark plug boots forever…shortened design solves spark plug header clearance problems! End burned spark plug boots forever…shortened design solves spark plug header clearance problems! 1/4" to 3/8" shorter than conventional boots Reduces height puts critical air-gap space between the spark plug boot and exhaust manifold or header tube to eliminate boot burn or header-tube dimpling. Easier to install and remove…especially in tight spots where a socket or wrench won't fit. Shipped separately from factory. NOTE: SKU numbers ending in F are factory shipped and may take a little longer to reach you.

$3.99