The tunning should be flat because of the low notes. enjoy.
Gb|----
Db|----
Ab|-1~-
Eb|----
Gb|----------------------------|
Db|----------------------------|
Ab|-111--111-444--------111----|
Eb|----444------4444-22----444-|
Verse
Gb|-------------------------------|
Db|-------------------------------|
Ab|-1111--1111-1------------------|
Eb|-----44----4-2222-0-1-2222-1-0-|
Pre Chorus
Gb|----------------------------------------------------------------|
Db|----------------------------------------------------------------|
Ab|-111--111-444--------111-------------1~-1-3-1-4~-4-3-1----------|
Eb|----444------4444-22----444-2~-2-1-0-------------------44444444-|
Chorus
Gb|----------------------------------|
Db|---------4444-3-1-----------------|
Ab|-1111-3-4--------4444-3-1---------| 3X
Eb|-------------------------4444-2-4-|
Gb|----------------------------------|
Db|---------4444-3-1-----3-4-6666----|
Ab|-1111-3-4--------4444---------4-3-|
Eb|----------------------------------|
Go right into verse
Gb|-------------------------------|
Db|-------------------------------|
Ab|-1111--1111-1------------------|
Eb|-----44----4-2222-0-1-2222-1-0-|
[ Tab from: https://www.guitartabs.cc/tabs/a/anti-flag/go_west_btab.html ]
2X with break in between
Gb|-------------------------------|
Db|-------------------------------|
Ab|-111--111-444--------111----1~-|
Eb|----444------4444-22----444----|
Pre chorus
Chorus
Gb|------------------------------------|
Db|---------4444-3-1-------------------|W
Ab|-1111-3-4--------4444-3-1-----------| 3X
Eb|-------------------------4444-2-4---|
Gb|----------------------------------|
Db|---------4444-3-1-----3-4-6666----|
Ab|-1111-3-4--------4444---------4-3-| 2X
Eb|----------------------------------|
Bridge
Gb|----------------------------|
Db|----------------------------|
Ab|--------1~-1-3-1-4~-4-3-1---|
Eb|-2~2-1-0-----------------4>-|
Chorus
Gb|----------------------------------|
Db|---------4444-3-1-----------------|
Ab|-1111-3-4--------4444-3-1---------| 2X
Eb|-------------------------4444-2-4-|
Gb|----------------------------------|
Db|---------4444-3-1-----3-4-6666----|
Ab|-1111-3-4--------4444---------4-3-| 2X
Eb|----------------------------------|
Gb|--------|
Db|--------|
Ab|-1~--1~-|
Eb|--------|
Outro
Gb|------------------------------------|
Db|---------4444-3-1-------------------|
Ab|-1111-3-4--------4444-3-1--------1~-|
Eb|-------------------------4444-2-4---|