This isnt my tab. Someone requested it so I took it off tabcrawler its the best one I've seen for this song.

Rayna tunes her Bass down to a low-B just like Meegs. Tuning goes  
(from low to high) B,E,A,D so if I were you I would would buy 
a low-B string and re-tune your bass. OK here it comes.  
  
Except she tunes like this on this song A,E,A,D 
  
Very Beginning Rayna is just going  
D|------| 
A|------| 
E|------| 
A|--0---| 
play 4x and let it ring 
  
Main Riff (Most of Intro, Verse, Chorus) 
D|---------------------------|---------------------------| 
A|---------------------------|---------------------------| 
E|---------------------------|---------------------------| 
A|--3-3--3-4--3-3--3-4--3-4--|--3-3--3-4--3-3--3-4--3-4--| 
  
  
Pre-Bridge Riff 
D|-----------------|-----------------| 
A|-----------------|-----------------| 
E|-----------------|-----------------| 
A|--0--h3---0--h3--|--0--h3---0--h3--| 
  
  
  
Bridge 
D|--------| 
A|--------| 
E|--------| 
A|--0-----| 
let ring then go back to Main riff 
  
  
Interlude pt.1 ("No fear, So depraved") 
  
D|----------------| 
A|----------------| 
E|----------------| 
A|--0---3--2---3--| 
  
  
  
Interlude pt.2 
  
  
D|-----------------------------------| 
A|-----------------------------------| 
E|-----------------------------------| 
A|--6--5--0--2-3-0---6--5--0--2-3-0--|