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Universal Diffuser - Auto-jet #TD400 SS
Diffuser
Diffuser 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 #
GMDIFF
Part Type
Diffuser
Brand
General Motors
Auto-jet Part #
DAIMIT
Part Type
Diffuser
Brand
Universal
Auto-jet Part #
FRLDIFF
Part Type
Diffuser
Brand
Freightliner
Auto-jet Part #
TD300
Part Type
Diffuser
Brand
Universal
Auto-jet Part #
NAVDIFF1
Part Type
Diffuser
Brand
IC Bus
Auto-jet Part #
87890L
Part Type
Diffuser
Brand
Universal
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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