You would have to call nautique and ask them. Why are you upgrading to get NSS ?
Contact Nautique Boats
Nautique Boat Company, Inc.
14700 Aerospace Parkway
Orlando, FL 32832 USA
Toll Free: 1-800-346-2092
Phone: 407-855-4141
Fax: 407-851-7844
E-mail:
info@nautique.com