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Auto-jet Part #
400STP13
Universal Muffler
Muffler for school bus exhaust systems.
Model
Year Range
Material
Outside Diameter
Overall Length
OEM Part Number
United Muffler Equivalent
Also Known As
Related Parts
Auto-jet Part #
CUS-133-10
Part Type:
Muffler
Brand:
Freightliner
Auto-jet Part #
72486L
Part Type:
Muffler
Brand:
Chevrolet/GMC
Auto-jet Part #
NAV-0010
Part Type:
Muffler
Brand:
Universal
Auto-jet Part #
T444FM35MD
Part Type:
Muffler
Brand:
NAVISTAR INTERNATIONAL
Auto-jet Part #
T444FM3MD
Part Type:
Muffler
Brand:
NAVISTAR INTERNATIONAL
Auto-jet Part #
2-275400A
Part Type:
Muffler
Brand:
NAVISTAR
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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