Pedals that stack with the Gallien-Krueger Kruger GK MB 108 Bass Combo

Ashdown Geezer Butler Signature

Ashdown Geezer Butler Signature's low gain fills in what this transparent tone doesn't make on its own

Boss ODB-3

Boss ODB-3's low gain fills in what this transparent tone doesn't make on its own

Pigtronix Octava Micro

Into a transparent tone, Pigtronix Octava Micro brings the high gain it's missing

EarthQuaker Devices Grand Orbiter V3

Keep EarthQuaker Devices Grand Orbiter V3 after Gallien-Krueger Kruger GK MB 108 Bass Combo in the signal chain, clear of Gallien-Krueger Kruger GK MB 108 Bass Combo's own gain stage

Wampler Mini Ego 76 Compressor

Wampler Mini Ego 76 Compressor's own compressed character is the real reason this is worth trying

JHS 3 Series Oil Can Delay

Run JHS 3 Series Oil Can Delay in Gallien-Krueger Kruger GK MB 108 Bass Combo's effects loop, clear of Gallien-Krueger Kruger GK MB 108 Bass Combo's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Old Blood Noise Endeavors BL-44 Reverse

Keep Old Blood Noise Endeavors BL-44 Reverse in Gallien-Krueger Kruger GK MB 108 Bass Combo's effects loop, clear of Gallien-Krueger Kruger GK MB 108 Bass Combo's own gain stage — goes in the amp's FX loop (or last, into a clean amp)