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Walker 18378 Exhaust MufflerOE Quality 60-Day Returns
Part #: 18378

Walker 18378 Exhaust Muffler

SoundFX Direct Fit
⚙️ 24 vehicles fit this part
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Select your vehicle to confirm fitment
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦SoundFX Direct Fit
🚗Fitment: Ford, E-350 Econoline
🔄Easy Returns — Return within 60 days for a full refund
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Overview of Walker SoundFX Direct Fit Exhaust Muffler 18378

The Walker SoundFX Direct Fit Exhaust Muffler 18378 is designed specifically for the Ford E-350 Econoline, providing a precise fit and reliable performance. This oval-shaped muffler features a durable aluminized steel body and is engineered to meet the exhaust needs of your vehicle without modification.

  • Specific fit for Ford E-350 Econoline
  • Oval body shape with 9.75 inches width and 4.25 inches height
  • Durable aluminized steel construction for corrosion resistance
  • 2.5-inch inlet and outlet pipe connections with center inlet and offset outlet configuration
  • Overall length of 33 inches with a 28-inch body length

Walker SoundFX Direct Fit Product Line Details

The SoundFX Direct Fit line by Walker focuses on providing exhaust mufflers that match the original equipment specifications for specific vehicle models. This ensures a direct replacement that maintains factory performance and sound characteristics. The 18378 muffler is part of this line, offering a combination muffler type designed for the Ford E-350 Econoline with precise inlet and outlet configurations for straightforward installation.

Product Features and Specifications

This Walker muffler features a combination muffler type with a single inlet and outlet, both having a 2.5-inch inside diameter pipe connection. The inlet is centrally located while the outlet is offset, matching the exhaust layout of the Ford E-350 Econoline. The muffler body is constructed from aluminized steel, providing resistance to rust and corrosion, which is essential for long-term durability. Its oval shape and specific dimensions (9.75 inches wide, 4.25 inches high, and 28 inches body length) ensure a proper fit within the vehicle’s exhaust system.

Common Applications and Problem Solving

  • Replacement for worn or damaged mufflers on Ford E-350 Econoline
  • Restores proper exhaust flow and reduces noise levels
  • Addresses exhaust leaks caused by rust or corrosion
  • Helps maintain emissions compliance by ensuring exhaust system integrity
  • Prevents exhaust system rattling or vibration due to damaged muffler components

Installation Notes and Tips

The Walker SoundFX Direct Fit muffler 18378 is designed for a direct fit installation on the Ford E-350 Econoline, requiring no modifications to the exhaust system. The pipe connection inlet and outlet simplify the replacement process. It is recommended to inspect the exhaust pipes and hangers for wear or damage before installation to ensure a secure fit. Proper alignment of the inlet and outlet connections will help avoid exhaust leaks and ensure optimal performance.

Quality Assurance and Warranty

Walker manufactures the SoundFX Direct Fit mufflers with quality materials and precise engineering to meet OEM standards. The aluminized steel body offers enhanced corrosion resistance for extended service life. While specific warranty details are not provided here, Walker products typically come with a limited warranty against defects in materials and workmanship. For exact warranty terms, please refer to Walker’s official documentation.

BrandWalker
Part Number18378
PositionSoundFX Direct Fit
Universal Or Specific FitSpecific
ShapeOval
Grade TypeRegular
Inlet Inside Diameter2.5
Body Width9.75
Inlet Quantity1
Outlet Inside Diameter2.5
Outlet Quantity1
ReversibleNo
TunableNo
Overall Length33
Body Height4.25
Body Length28
Body MaterialSteel
FinishAluminized
Inlet 1 Inside Diameter2.5
Inlet 1 TypePipe connection
Inlet ConfigurationCenter
Inlet TypePipe connection
Muffler TypeCombination
Outlet 1 Inside Diameter2.5
Outlet 1 TypePipe connection
Outlet ConfigurationOffset
Outlet TypePipe connection

This part fits 24 vehicles. Search below:

YearMakeModelLitersCylindersWheel BasePositionNotes
1996FordE-350 Econoline5.8LV8176.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1996FordE-350 Econoline5.8LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1995FordE-350 Econoline5.8LV8176.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1995FordE-350 Econoline5.8LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1994FordE-350 Econoline5.8LV8176.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1994FordE-350 Econoline5.8LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1993FordE-350 Econoline5.8LV8176.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1993FordE-350 Econoline5.8LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1992FordE-350 Econoline7.5LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1992FordE-350 Econoline7.5LV8176.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1992FordE-350 Econoline5.8LV8176.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1992FordE-350 Econoline5.8LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1991FordE-350 Econoline7.5LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1991FordE-350 Econoline5.8LV8176.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1991FordE-350 Econoline7.5LV8176.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1991FordE-350 Econoline5.8LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1990FordE-350 Econoline7.5LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1990FordE-350 Econoline5.8LV8176.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1990FordE-350 Econoline7.5LV8176.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1990FordE-350 Econoline5.8LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1989FordE-350 Econoline7.5LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1989FordE-350 Econoline5.8LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1988FordE-350 Econoline7.5LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit
1988FordE-350 Econoline5.8LV8158.0"N/AIf welded assembly, replace all required parts; SoundFX Direct Fit

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

700434

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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