Alternatives to the Airis Effects 51-Filthy

Horizon Devices Precision Drive

Shared character: pedal, high_gain_settings, amp

Black Country Customs Monolith

Shared character: pedal, hard_rock, high_gain_settings

Mooer Micro PreAmp 001 (Diezel Hagen)

Shared character: amp, hard_rock, pedal

Carl Martin Crush Zone

similar tone character

Mad Professor Stone Grey Distortion

similar tone character

Donner Big Mouth Distortion

similar tone character

Dunlop MXR M104 Distortion+

similar tone character

DigiTech Metal Master

similar tone character

JHS 3 Series Distortion

similar tone character

Universal Audio UAFX Anti 1992 High Gain Amp

Shared character: pedal, high_end, high_gain_settings

Diezel Zerrer 2-Channel Preamp

Shared character: high_gain_settings, amp, preamp

EVH Modern High Gain

Shared character: hard_rock, pedal, high_gain_settings

Fortin Amplification Natas

Shared character: pedal, high_gain_settings, distortion

ISP Technologies Michael Sweet Signature Empyrean

Shared character: hard_rock, pedal, high_gain_settings

Blackstar HT-Metal

similar tone character

Caroline Guitar Company Wave Cannon Zero

similar tone character

Dophix Perseo

similar tone character

Tech 21 Street Driver 48

similar tone character

Suhr Riot Mini Black Edition

Shared character: hard_rock, high_gain_settings, distortion

Wampler Dracarys

Shared character: high_end, high_gain_settings, amp

Airis Effects SPEC-Defier

“designed the SPEC-Defier as a follow-up to their well-received 51-Filthy preamp”

Revv Amplification G4-V2

Shared character: high_end, hard_rock, high_gain_settings

Wampler SLOstortion

Shared character: hard_rock, distortion, s_build_quality

Keeley Filaments

similar tone character

Catalinbread Carbide Purple Gaze

similar tone character

Free The Tone IF-1D

similar tone character

J. Rockett 10 Ton Hammer Overdrive

similar tone character

Friedman BE-OD

similar tone character

Tech 21 XXL

similar tone character

Joyo Uzi Distortion

similar tone character