One of the best upgrades you can make with a Honda engine is to bypass the weak internal coil. These new caps allow you to take advantage of an external coil and ensure all of the new high voltage reaches the plugs. The caps are injection molded from Dupont. Product Features:Molded w/An External Coil TowerInjection Molded Housing From Dupont MaterialMSD Wire Retainer SuppliedDesigned w/Performance In MindHigh Quality; Voltage Insulating MaterialStainless Terminals
