[Bazooka Joe]

ADP and Aspen, Mortex probably still make some.

Make sure to register the coil of choose as you may get 10 years whereas not being registered it may default to a base warranty of 5 years.

If your going with a piston metering device, those typically need to match your OD unit. You could check the existing piston size and match to the new coil.

If coil was registered initially and your the original owner you probably have a 10 year coil warranty, labor and associated parts are chargeable.