Dropped D tuning; tune your E string down at the 7th fret. 

Intro/chorus: 

G--------------------------------------------|
D--2-----------------------------------------|
A----3-----------3-/-5-/-3-/-5---------------|
D--------5--3--5-----------------0-----------|

And here's the main riff: 

G--------------------------------------------|
D--------------------------------------------|
A--3--5-----5-----------3--2-----------------|
D-----------------------------5---3----0-----|

And the solo: 

G--------------------------------------------|
D--------------------------------------------|
A--3--5------5-----5---5---3--2--------------|
D----------------0---0----------5---3---0----|

G--------------------------------------------|
D--------------------------------------------|
A--3--5---8--7--8--7--8--7--3----------------|
D------------------------------3-----0-------|

And the very end: 

                            |    repeat this here part 4x
G---------------------------|----------------|
D---------------------------|----------------|
A--3---5-----5---3--2-------|------5--3--3---|
D---------------------5---3-|-0--------------|
                            |

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