Brisk Premium Racing Spark Plug - 12 mm Thread - 19 mm R - Heat Range 12 - Gasket Seat - Resistor BOR12LGS 195999 and easily cuts with a

and easily cuts with a hot knife or a soldering iron with knife attachment

Removes Factory Resonators

The Exterior Cover Barrier provides extreme tolerance to heat and ozone giving Earl's Vapor Guard a three way shield against hose deterioration

1-1/2 in Hose to 1-1/2 in Hose

1991-2000 GMC C3500

Brisk Premium Racing Spark Plug - 12 mm Thread - 19 mm R - Heat Range 12 - Gasket Seat - Resistor BOR12LGS 195999 and easily cuts with aProduct Description: Spark Plug Premium Racing 12 mm Thread 19 mm Reach Heat Range 12 Gasket Seat Resistor Sold Individually Since its founding in 1935, Brisk has been a leading innovator and producer of spark plugs. Serving both the OEM and the aftermarket and racing industries, Brisk offers a wide range of spark plugs for a variety of applications, including iridium, platinum, and yttrium. Brisk's silver center electrode technology makes them the