Aluminised Steel Hot Dog/Resonator. 3½" (89mm) ID in/out, 4½" (114mm) Body. Available in 2 lengths - 14" (355mm), 16" (406mm).
Generally, Hotdogs are used to reduce certain noise frequencies and/or reduction in noise level in an exhaust system. These are a straight through design, however they do contain sound absorbing glass packing. Also available in different pipework sizes from 2" to 2½", please see separate listings.