how much to re coat a carbon fiber driveshaft?

[SWITCH 625]

Have a wiles driveshaft with a small groove on it. Maybe and 1/8" wide and maybe 1/16 deep. Should I get it re coated and if so, how much would it cost

[SLM98]

Send it back to Wiles. He will torque test it. It maybe ok as is got one just like that only groove is a little bigger that checked out fine