Yes. I would recommend adding cardarine gw (for it's fat loss, endurance and recovery benefits) and ostarine (for it's effects on preserving muscle mass) to your PCT.
Ostarine MK-2866 and Cardarine GW-501516 are definitely the best options for PCT, and it would be ideal to take both things. Cardarine will burn fat, and will maintain your lean mass even in the most of the catabolic situations. Also, it will increase endurance and recovery, which will help to keep on training during the PCT. Ostarine will be a great addition for recovery boost, and for lean mass. Together these two SARMS can be a deal breaker during the PCT.