GM LS Coolant By-Pass/Crossover Plugs ALL31170
Plugs provide a location to bleed air from cooling system of most GM LS engines. Replace factory original plugs or use in place of factory crossover steam tubes. Kit includes two plugs with o-rings.
GM LS Coolant By-Pass/Crossover Plugs ALL31170
Plugs provide a location to bleed air from cooling system of most GM LS engines. Replace factory original plugs or use in place of factory crossover steam tubes. Kit includes two plugs with o-rings.