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Auto-jet Part #
400CATOFF
Universal Muffler
Blue Bird
Muffler for Blue Bird school buses with Caterpillar engines. 3126 engine.
Model
Year Range
1999 & Up
Material
Outside Diameter
Overall Length
OEM Part Number
United Muffler Equivalent
Also Known As
Grand Rock: M581CT | Truckex: 4262
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Provide your OEM# when ordering.
Exhaust parts vary by bus configuration even within the same model and year.
Your OEM number is the most reliable way to confirm correct fitment.
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