Add on upgrade - Dual Plug kit w/ Bosch Coil and Ignitors

Add this kit to Ignition Kits or Engine Management Systems that include a single Coil to make it compatible with dual plug conversions on pre-964 cars (1964-1989 Porsche 911s).

This contains a second coil for the bottom/exhaust side spark plugs, ignitors to be able to drive both coils, and related wiring connectors and terminals.