Pedals that stack with the Gallien-Krueger GK Fusion 112 Bass Combo

Carl Martin Crunch Drive

Into a high headroom tone, Carl Martin Crunch Drive brings the crunchy it's missing

Ashdown Geezer Butler Signature

Where this leans warm, Ashdown Geezer Butler Signature answers back bright

Marshall Guv'nor

Marshall Guv'nor's mid-forward fills in what this high headroom tone doesn't make on its own

Maestro PS-1A Phase Shifter

Keep Maestro PS-1A Phase Shifter after Gallien-Krueger GK Fusion 112 Bass Combo in the signal chain, clear of Gallien-Krueger GK Fusion 112 Bass Combo's own gain stage

Boss BC-1X

What Boss BC-1X brings here leans toward compressed — that's worth building a pairing around

Strymon El Capistan

Strymon El Capistan's transparent voice goes in Gallien-Krueger GK Fusion 112 Bass Combo's effects loop — it's not there to compete with Gallien-Krueger GK Fusion 112 Bass Combo's own tight character — goes in the amp's FX loop (or last, into a clean amp)

Strymon El Capistan dTape Echo

Put Strymon El Capistan dTape Echo in Gallien-Krueger GK Fusion 112 Bass Combo's effects loop, clear of Gallien-Krueger GK Fusion 112 Bass Combo's own gain stage — goes in the amp's FX loop (or last, into a clean amp)