DOP14400TS400 Stihl TS400 Ignition Coil No. 4223-400-1302. This is the 2 mounting hole coil. The older TS400 saws had a 3 bolt style, which we also carry as part#14401. Please make sure you have a 2 bolt coil before ordering. This is an aftermarket Stihl TS400 ignition coil with spark plug wire and boot. Replaces Stihl TS400 OEM part numbers 4223-400-1303, 4223 400 1303, 4223-400-1302, and 4223 400 1302.