Synergy Fortin Killer Kali 2-channel Tube Preamp Module

Synergy Fryette Pittbull Ultra-Lead 2 Channel Preamp Module

Synergy 800 2-Channel Tube Preamp Module

Synergy IICP Two-Channel Tube Preamp Module 2 x 12AX7 Tubes Black Refurbished

Synergy ENGL Savage 2-channel Preamp Module

Synergy Engl Savage 2 Channel Preamp Module - Open Box

Synergy Plexi 2-Channel Tube Preamp Module

Synergy DRECT All-Tube 2-Channel Rectifier-Style Tube Guitar Preamp Module