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11" Resonator For Peterbilt 387
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The resonator is custom made to fit Peterbilt 387 models (equipped with DPF unit) built in 2007 and newer. It has an overall length of 61.5" and the shell length is 55". The inlet and outlet diameter is 5" I.D. The resonator has an 11" body diameter and is sold individually. The resonator is constructed of aluminized steel and the direct OEM replacement is M111062.
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