E|----------------------------------------|
B|----------------------------------------|
G|-----x---x---x---x---------2------------|
D|-2h4-x-x-x-x-x-x-x-4-4p2h4---4----------|
A|----------------------------------------|
E|----------------------------------------|

....with different endings, based in these two: 

E|----------------------------------------|
B|-10h12b-10h12b--or--10h12b-10h12b-10----|
G|-------------------------------------11-|
D|----------------------------------------|
A|----------------------------------------|
E|----------------------------------------|

E|----------------------------------------|
B|----------------------------------------|
G|-2h4b-2---------------------------------|
D|--------4-------------------------------|
A|----------------------------------------|
E|----------------------------------------|

Riff 2 [01:54] 
-> Distortion ON 
-> Wah OFF 

F#5 A5 
E|----------------------------------------|
B|----------------------------------------|
G|---------------------2------------------|
D|-4-4-x-x-x-x-x-4-x-4-2------------------|
A|-4-4-x-x-x-x-x-4-x-4-0------------------|
E|-2-2-x-x-x-x-x-2-x-2--------------------|

Riff 3 [02:05] 
-> Distortion ON 
-> Wah OFF 

F#5 A5 
E|----------------------------------------|
B|----------------------------------------|
G|-----------------------2----------------|
D|-4-4-x-x-4-x-x-4-x-x-4-2----------------|
A|-4-4-x-x-4-x-x-4-x-x-4-0----------------|
E|-2-2-x-x-2-x-x-2-x-x-2------------------|
E|--------p.| m.---------|

Riff 4 [03:28] 
-> Distortion ON 
-> Wah OFF 

E5 F#5 
E|----------------------------------------|
B|----------------------------------------|
G|----------------------------------------|
D|-2-4--4-2-4-----------------------------|
A|-2-4--4-2-4-----------------------------|
E|-0-2--2-0-2-----------------------------|

p = Pull off 
h = Hammer on 
b = Bend 
x = Hit muted strings 
p.m. = Palm mute