Designed to Mount the REDARC EGT Probe
The REDARC 4.2" muffler clamp has a maximum 4.2" (84-106mm) opening.The GMC-4.2 is an optional accessory that is compatible with the following REDARC gauges: G52-BEP, G52-BET. G52-BEA, G52-EB and G52-EU.
(GMC42)