680whp 2013 GT500 with 53k miles. Very nice car with a bunch of tasteful modifications. 
- Built motor (with paperwork)
- New 5.8 block
- JDM 1200 package rods/pistons/bearings/etc
- JBA Longtube headers
- JBA catless mid pipe
- VMP throttle body and 2.4 pulley 
- McLeod RXT clutch
- BMR lowering springs
- JLT cold air intake
- Toyo R888 rear tires
- Makes 684whp on 93 octane
Engine has less than 1k miles on it, I have all the paperwork. Setup to be a fun streetcar. Drives and shifts smooth, no engine lights, no leaks etc. Clean title and Carfax in hand, priced to sell