Here is the Titan Exhaust weight.
5.8 + 13.6 = 19.4 lbs. Subtract that away from 46, you get...uh...26.6 lbs weight savings
Total is 19.4 lbs, awesome weight... Compared to 53.6lbs! I think I will go with TITAN even though they run around $1600.
Here is where I got the information.
TITAN EXHAUST