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AP Exhaust TruckEx Mufflers

4.22 out of 5 stars 9 Customer Reviews

Those rare, quiet times on a truck or bus can be rather noisy when the muffler goes bad. AP Exhaust TruckEx mufflers fix the moaning or growling sounds coming from the exhaust while keeping fumes where they belong. AP Exhaust offers direct-fit and universal options for most truck and school bus applications. They are manufactured from high-quality aluminized steel or stainless steel for years of durability. For overall performance and peace of mind, upgrade to AP Exhaust TruckEx mufflers.

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AP Exhaust TruckEx Steel 4 Inch Muffler 3938

Muffler, TruckEx, 11.125 in. Round, 36 in. Overall Length, 4 in. Side Inlet, 4 in. Side Outlet, Each

Part Number: APH-3938

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Estimated Ship Date: Dec 3, 2025 if ordered today

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