For 2004-2014 Prius, the HV Battery warranty is 10 years/150,000 miles (whichever occurs first). For those outside of warranty, we have two recommendations for repair: a new battery pack or module replacement.
Pricing for parts and labor is current as of August 4, 2017.
New HV battery pack
Read more long winded discussion of Gen 2 Prius battery failure here…