Coil Interface Block, GM Dual Tower Coils

This module goes between the factory GM ignition module and coils.

Part #: 8870

Brand: MSD


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The module has color coded wires that connect to the DIS wiring and are molded using Dupont Rynite for its high di­electric strength and connect directly to the factory terminals.

Coil Interface Block,GM Dual Tower Coils

Part #: 8870