Walker 22231 Exhaust Muffler
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Walker

Walker 22231 Exhaust Muffler

Brand Walker 22231
Universal Or Specific Fit Universal
Shape Oval
Grade Type Regular
Inlet Inside Diameter 2.75
Body Width 11.5
Outlet Inside Diameter 4
Outlet Quantity 1
Reversible No
Tunable No
Overall Length 33
Body Height 8.25
Body Length 27
Body Material Steel
Finish Aluminized
Inlet 1 Inside Diameter 2.75
Inlet 1 Type Pipe connection
Inlet 2 Inside Diameter 2.75
Inlet 2 Type Pipe connection
Inlet Configuration Offset
Inlet Offset 3.75
Inlet Quantity 2
Inlet Type Pipe connection
Muffler Type Combination
Outlet 1 Inside Diameter 4
Outlet 1 Type Pipe connection
Outlet Configuration Offset
Outlet Type Pipe connection
Fits —37 vehicles

Universal fit. Works as a direct replacement for a wide range of applications.

Aluminized steel. Helps resist corrosion in demanding exhaust environments.

Combination muffler. Delivers a versatile exhaust solution with pipe connections.

Cross-references Anchor 3150, Anchor 3610 and M-185 for the same application. See all 3.

$187.39Free shipping
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Order total $187.39
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Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Exhaust Muffler options

Walker Heavy Duty 22231 Exhaust Muffler

Walker Heavy Duty 22231 is a universal exhaust muffler built for hard-working on-road and off-road commercial vehicle applications. It uses an oval steel body with an aluminized finish to support durable exhaust service, and its combination muffler design is sized for 2.75-inch pipe connections with a 4-inch outlet.

For buyers searching for a Walker muffler for commercial truck exhaust repair, Walker Heavy Duty 22231 offers a straightforward replacement option with universal fitment and offset inlet/outlet configuration. It is a practical choice when you need a universal exhaust muffler for 2.75-inch inlet piping and a 4-inch outlet connection.

Key Features

  • Universal fit exhaust muffler for commercial vehicle applications
  • Oval steel body with aluminized finish
  • Combination muffler type for replacement exhaust service
  • 2.75-inch inlet inside diameter with offset inlet configuration
  • 4-inch outlet inside diameter with offset outlet configuration
  • Overall length: 33 inches; body length: 27 inches
  • Body width: 11.5 inches; body height: 8.25 inches
  • Walker Heavy Duty part number 22231

Product Details

Walker Heavy Duty is built around replacement exhaust components for demanding commercial use, with coverage that spans engine-to-tailpipe service needs. Part number 22231 follows that approach with a universal oval muffler layout, dual 2.75-inch pipe connections at the inlet, and a single 4-inch pipe connection at the outlet. The aluminized steel construction helps support long-term exhaust system service in everyday work environments. This part cross-references Monroe Shocks & Struts (e.g., M-185) for the same application.

Common Exhaust Issues It May Address

  • Damaged or rusted muffler housing
  • Excessive exhaust noise from a failing muffler
  • Restricted exhaust flow caused by internal muffler deterioration
  • Need for a replacement muffler with offset pipe routing
  • Service replacement for commercial exhaust systems using 2.75-inch inlet piping

Installation Notes and Tips

Verify inlet and outlet diameters, offset measurements, and available underbody clearance before installation. Because this is a universal muffler, confirm pipe routing and connection style against the existing exhaust layout on the vehicle. For fitment-focused searches, this Walker muffler is commonly considered for commercial exhaust service on Ford F-150, Chevrolet Silverado, and Dodge Ram applications when the exhaust dimensions match the vehicle setup.

Quality Assurance

Walker Heavy Duty focuses on replacement emissions control and exhaust components for domestic, import, and commercial vehicle applications. Part number 22231 is built to Walker’s heavy-duty exhaust standards for service replacement use.

Related reading

This part fits 37 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeLitersCylindersFuel TypeNotes
1993International1652SC—7.3LV8DIESELExits in Front of Rear Wheel; with Right Hand Mounting; Heavy Duty
1993International1652SC—7.3LV8—Exits in Front of Rear Wheel; Left Hand Routing; Heavy Duty
1993International1652SCStripped Chassis - Incomplete7.3LV8—with Long Tailpipe; Left Hand Routing; Heavy Duty
1993International1652SCStripped Chassis - Incomplete7.3LV8—Ahead of Rear Axle; with Long Tailpipe; Heavy Duty
1993International3600—7.3LV8—Side Exit Tail Pipe; 193 (in) - 276 (in) Wheelbase; Heavy Duty
1993International3600—7.3LV8—Side Exit Tail Pipe; 152 (in) - 170 (in) Wheelbase; Heavy Duty
1993International3700—7.3LV8—Side Exit Tail Pipe; 152 (in) - 170 (in) Wheelbase; Heavy Duty
1993International3700—7.3LV8—Exits in Front of Rear Wheel; Heavy Duty
1993International3700—7.3LV8—Side Exit Tail Pipe; 193 (in) - 276 (in) Wheelbase; Heavy Duty
1993International4600—7.3LV8DIESELwith Right Hand Mounting; Heavy Duty
1992International1452SC—7.3LV8DIESELExits in Front of Rear Wheel; with Right Hand Mounting; Heavy Duty
1992International1452SCStripped Chassis - Incomplete7.3LV8—Ahead of Rear Axle; with Long Tailpipe; Heavy Duty
1992International1652SC—7.3LV8DIESELExits in Front of Rear Wheel; with Right Hand Mounting; Heavy Duty
1992International1652SC—7.3LV8—Exits in Front of Rear Wheel; Left Hand Routing; Heavy Duty
1992International1652SCStripped Chassis - Incomplete7.3LV8—with Long Tailpipe; Left Hand Routing; Heavy Duty
1992International1652SCStripped Chassis - Incomplete7.3LV8—Ahead of Rear Axle; with Long Tailpipe; Heavy Duty
1992International3600—7.3LV8—Side Exit Tail Pipe; 193 (in) - 276 (in) Wheelbase; Heavy Duty
1992International3600—7.3LV8—Side Exit Tail Pipe; 152 (in) - 170 (in) Wheelbase; Heavy Duty
1992International3700—7.3LV8—Side Exit Tail Pipe; 152 (in) - 170 (in) Wheelbase; Heavy Duty
1992International3700—7.3LV8—Exits in Front of Rear Wheel; Heavy Duty
1992International3700—7.3LV8—Side Exit Tail Pipe; 193 (in) - 276 (in) Wheelbase; Heavy Duty
1992International4600—7.3LV8DIESELwith Right Hand Mounting; Heavy Duty
1991International1452SC—7.3LV8DIESELExits in Front of Rear Wheel; with Right Hand Mounting; Heavy Duty
1991International1452SCStripped Chassis - Incomplete7.3LV8—Ahead of Rear Axle; with Long Tailpipe; Heavy Duty
1991International1652SC—7.3LV8DIESELExits in Front of Rear Wheel; with Right Hand Mounting; Heavy Duty
1991International1652SC—7.3LV8—Exits in Front of Rear Wheel; Left Hand Routing; Heavy Duty
1991International1652SCStripped Chassis - Incomplete7.3LV8—with Long Tailpipe; Left Hand Routing; Heavy Duty
1991International1652SCStripped Chassis - Incomplete7.3LV8—Ahead of Rear Axle; with Long Tailpipe; Heavy Duty
1991International3700—7.3LV8—Side Exit Tail Pipe; 152 (in) - 170 (in) Wheelbase; Heavy Duty
1991International3700—7.3LV8—Exits in Front of Rear Wheel; Heavy Duty
1991International3700—7.3LV8—Side Exit Tail Pipe; 193 (in) - 276 (in) Wheelbase; Heavy Duty
1991International4600—7.3LV8DIESELwith Right Hand Mounting; Heavy Duty
1990International3700—7.3LV8—Side Exit Tail Pipe; 152 (in) - 170 (in) Wheelbase; Heavy Duty
1990International3700—7.3LV8—Exits in Front of Rear Wheel; Heavy Duty
1990International3700—7.3LV8—Side Exit Tail Pipe; 193 (in) - 276 (in) Wheelbase; Heavy Duty
1990International3800—7.3LV8—Exits in Front of Rear Wheel; Heavy Duty
1990International4600—7.3LV8DIESELwith Right Hand Mounting; Heavy Duty
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 3150Anchor — 3610M-185