Ship Builds & Load Outs Advice on these interceptor builds

[Futuristic Kung Fu]

As 1.3 has nerfed bounty farming here are some bounty hunting builds. Advice is welcome
Imperial courier: http://www.edshipyard.com/#/L=707,5CD7OX5CD01Q3hA3wU,2-6u4s4s2C4s3m5A,03w7fE7O202MmpT9pM (I forgot a fuel scoop)
Diamondback Scout: http://www.edshipyard.com/#/L=70h,4wt4wt7OX7OX3hA3wU,2-6Q6Q6Q3m4s3m6k,7Pc7fE4zM9pM
Is there any advantage in getting a better interdictor?