Yes these are quotes from Tesla directly. The quotes I got was as follows:
One Powerwall:
- Powerwall: $6,500
- Gateway: $1,100
- Installation: $3,000
- Permit: $500
- Tax: $703
- Down payment: -$99
- Due: $11,704
Two Powerwalls:
- Powerwall: $13,000
- Gateway: $1,100
-...