Time to reckon with the consequences of my own actions! When I decided to cram an Aston Martin 425HP V12 into a 1987 Mustang GT, I only got to thinking about if the engine would fit, which it did. Now we have to make it work! Watch Tony Angelo and the Stay Tuned crew work their magic on the next big step to having a supercar V12 powered Mustang, the exhaust build!