Check the listing for details. Dynatek Dyna S Electronic Ignition Coils Wires Suzuki GS400 GS 400 Twin All Year. Condition: New. Listed at 365.98 USD. Dynatek Dyna S Electronic Ignition + Coil + Spark Plug Wires Kit Suzuki GS400 Twin (All Years) Part Number: DS3-3C (Includes DC10-1 coils) + DW-200 Wires Dyna S Ignition System is a complete self-contained electronic ignition system built with the latest state-of-the-art engineering. This is the same ignition used by top racers over the past 2 decades. The Dyna S is completely housed behind the ignition cover and uses a magnetic rotor with the original spark advancer, so the factory advance curve is maintained.The venerable Dyna S ignition System is a time proven solution to the basic ignition needs of the vintage muscle bike. As a stand alone ignition the Dyna S is the standard of performance and reliability.Increases power and reduces vibration, backfiring and intake reversion, especially on engines with radical cam timingFront and rear cylinder timing may be set individuallyPerfect for hot dual-plugged engines Listing and template services provided by inkFrogDynatek Dyna S Electronic Ignition + Coil + Spark Plug Wires Kit Suzuki GS400 Twin (All Years) Part Number: DS3-3C (Includes DC10-1 coils) + DW-200 Wires   Dyna S Ignition System is a complete self-contained electronic ignition system built with the latest state-of-the-art engineering. This is the same ignition used by top racers over the past 2 decades. The Dyna S is completely housed behind the ignition cover and uses a magnetic rotor with the original spark advancer, so the factory advance curve is maintained.The venerable Dyna S ignition System is a time proven solution to the basic ignition needs of the vintage muscle bike. As a stand alone ignition the Dyna S is the standard of performance and reliability.Increases power and reduces vibration, backfiring and intake reversion, especially on engines with radical cam timingFront and rear cylinder timing may be set individuallyPerfect for hot dual-plugged engines Listing and template services provided by inkFrog