Pedals that stack with the Keeley Nova Wah

Xotic RC Booster

What Xotic RC Booster brings here leans toward transparent — that's worth building a pairing around

Beetronics Buzzter Boost Preamp

Beetronics Buzzter Boost Preamp leans toward transparent, and that's a real, usable character to pair with

Empress Echosystem

Keep Keeley Nova Wah's dynamic voice out front: Empress Echosystem goes after Keeley Nova Wah in the signal chain so its pristine voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)

Keeley Halo

Keep Keeley Halo after Keeley Nova Wah in the signal chain, clear of Keeley Nova Wah's own gain stage — goes in the amp's FX loop (or last, into a clean amp)