I'm not taking credit for writing this. It was tabbed by EDO. From suck on this

Intro:(0:00-0:01)

G-------|
D-------|
A-------|
E---12/-|

Intro riff:(0:02-0:19)

G---------9/--|
D---------9/--|
A-------------|
E-0-0-0-0-----|  repeat this riff 19 times

Variation #1(0:20)

G-------9-10--|
D-------9-10--|
A-------------|
E-0-0-0-------|

Riff #1(0:21-0:43)

G--------9/-------9/-------9/------9-10--|
D--------9/-------9/-------9/------9-10--|
A----------------------------------------|
E-0-0-0-0--0-0-0-0--0-0-0-0--0-0-0-------| repeat this riff 4 times

Riff #2(0:44-0:51)

G--------6/--|
D--------6/--|
A-4-4-4-4----|
E------------|  repeat this riff 8 times

Riff #1(0:52-1:14)

Variation #2(1:15-1:18)

G--------6-7-------6-7-----------|
D--------6-7-------6-7-8/\/\/\/\-|
A--------------------------------|
E-0-0-0-0---0-0-0-0--------------|

Riff #1(1:19-1:31)
Riff #2(1:32-1:39)
Herbs massive drum solo(1:55-2:40)

Riff #3(2:41-2:56)

G-8-7-6-4-6-5-4-0-|
D-8-7-6-4-6-5-4-0-|
A-----------------|
E-----------------| repeat this riff 4 times

Variation of riff #3(2:57-3:11)

G-10-9-8-5-7-6-5----|
D-10-9-8-5-7-6-5-6--|
A----------------6--|
E-------------------| repeat this riff 4 times

Intro riff(3:12-3:16)
Variation #1(3:17-3:18)
Riff #1(3:19-3:34)
Variation #2(3:35-3:41)

Ending variation(3:43-3:41)

G--------|
D---8/---|
A--------|
E--------|   Thanks a lot, we're Primus and we SUCK!