9405 Champion Spark Plug 14mm Iridium made in USA (4) pack
Mar 16, 2021
9405 iridium champion gm engines love this plug
Smooth idle, great performance, long lasting 100,000 mile plugs
Brass removable terminal fine wire electrode exclusive heat active alloy ground electrode
14 mm .750 reach extended tip conical seat
Torque to 17flbs