Radio Kit - Rugged M1 RACE SERIES Waterproof Mobile with Antenna - Digital and Analog Polaris Pro XP the manifold vacuum pulls the

the manifold vacuum pulls the BRV/BOV piston open and when the throttle blade opens and the manifold sees positive pressure

OFFROAD CH-O-2 and Rugged RRP502 and RRP510 intercoms

Will work with the MXT-275 and MXT-575

Driver & Co-Driver Volume Control

Radio Kit - Rugged M1 RACE SERIES Waterproof Mobile with Antenna - Digital and Analog Polaris Pro XP the manifold vacuum pulls theNot afraid of water, not afraid to race, not afraid to perform! The Rugged M1 Professional Mobile Radio is built to endure offroad racing's harshest environments. Designed from the ground up, the M1 is IP67 waterproof, and it's all aluminum chassis protects vital circuits from Radio Frequency Interference (RFI) improving performance and reducing noise. The large, clear, easy to read display provides quick access to programmable controls, and an