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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.

Results 1 - 25 of 99

Muffler, 7.0 in. Round, 32 in. Overall Length, 3.50 in. Inlet/Outlet, Center, Welded, Each

Part Number: APH-4270

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Muffler, 7.0 in. Round, 32 in. Overall Length, 3.00 in. Inlet/Outlet, Center, Welded, Each

Part Number: APH-4269

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Muffler, 7.0 in. Round, 32 in. Overall Length, 3.50 in. Inlet/Outlet, Offset, Welded, Each

Part Number: APH-4274

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, TruckEx, Steel, Aluminized, International, Each

Part Number: APH-3897

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3720

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Muffler, TruckEx, Steel, Aluminized, Blue Bird, Each

Part Number: APH-3666

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, TruckEx, Round Case, 43 1/2 in. Long x 10 in. Diameter, 51 in. Overall Length, Internal Perforated, Steel, Aluminized, Heavy-Duty, Ford, Each

Part Number: APH-3714

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3887

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Muffler, TruckEx, Steel, Aluminized, Blue Bird, L6, Each

Part Number: APH-3891

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, TruckEx, Steel, Aluminized, International, Each

Part Number: APH-3715

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Muffler, 7.0 in. Round, 32 in. Overall Length, 3.00 in. Inlet/Outlet, Offset, Welded, Each

Part Number: APH-4273

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, TruckEx, 15 in. Oval, 25.250 in. Overall Length, 4 in. Side Inlet, 5 in. Offset Outlet, Each

Part Number: APH-3931

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Mufflers, TruckEx, Steel, Aluminized, Round Case, 3.50 in. Center Inlet/Outlet, 20.00 in. Overall Length, Each

Part Number: APH-3618

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Muffler, 7.0 in. Round, 32 in. Overall Length, 2.50 in. Inlet/Outlet, Offset, Welded, Each

Part Number: APH-4272

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, 4.0 in. Round, 21 in. Overall Length, 1.50 in. Side Inlet, Offset Outlet, Welded, Each

Part Number: APH-4290

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Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3880

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Mufflers, TruckEx, Steel, Aluminized, Round Case, 3.00 in. Center Inlet/Outlet, 36.00 in. Overall Length, Each

Part Number: APH-3652

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Muffler, OE Replacement, Steel, Aluminized, Ford, 6.3, 6.9, 7.3, 7.5L, Each

Part Number: APH-3654

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3900

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, TruckEx, 11.50 in. Oval, 31.125 in. Overall Length, 4 in. Side Inlet, 4 in. Offset Outlet, Each

Part Number: APH-3930

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, TruckEx, Steel, Aluminized, Universal, Each

Part Number: APH-3872

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Muffler, TruckEx, Steel, Aluminized, International, Each

Part Number: APH-3670

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Muffler, TruckEx, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-3894

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Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Muffler, TruckEx, Steel, Aluminized, Blue Bird, 5.9, 6.6, 7.2, 8.3L, Each

Part Number: APH-3712

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Mufflers, TruckEx, Steel, Aluminized, Round Case, 2.50 in. Center Inlet/Outlet, 36.00 in. Overall Length, Each

Part Number: APH-3651

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today