HomeExhaust > MufflersAP Exhaust 700366 Exhaust Muffler
Part #: 700366

AP Exhaust 700366 Exhaust Muffler

⚙️ 19 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford and Mercury, Explorer, Explorer Sport Trac, and Mountaineer
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AP Exhaust 700366 Exhaust Muffler Overview

The AP Exhaust 700366 muffler is designed for reliable exhaust flow and sound control on Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer models. Constructed from aluminized steel, this muffler offers durability and OE comparable sound levels for a balanced driving experience.

  • Body dimensions: 24 inches length, 9 inches width, 7 inches height
  • Oval-shaped muffler with baffled configuration for effective noise reduction
  • Inlet and outlet pipe diameter of 2.25 inches for consistent exhaust flow
  • Center upper inlet and right center outlet locations for precise fitment
  • Single inlet and outlet pipe design
  • Constructed from aluminized steel for corrosion resistance
  • Regular grade type without heat shield attachment
  • Part number 700366 compatible with Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer

Detailed Product Description

The AP Exhaust 700366 muffler features a baffled design within an oval-shaped aluminized steel body, measuring 24 inches in length, 9 inches in width, and 7 inches in height. This configuration helps reduce exhaust noise to levels comparable with original equipment, maintaining a quiet and comfortable ride. The muffler’s inlet and outlet pipes both have an inside diameter of 2.25 inches, ensuring proper exhaust gas flow and compatibility with the specified vehicle models. The inlet is positioned at the center upper part of the muffler, while the outlet is located at the right center, facilitating straightforward installation and alignment with existing exhaust systems on Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer vehicles.

Common Applications and Problem Solving

  • Replacement for worn or damaged mufflers on compatible Ford and Mercury SUVs
  • Restores proper exhaust flow and reduces excessive noise
  • Helps address exhaust leaks caused by rust or corrosion
  • Improves vehicle emissions control by maintaining exhaust system integrity
  • Supports maintaining factory sound levels without aftermarket modifications

Installation Notes and Tips

Ensure the existing exhaust system is inspected for rust or damage before installation. The AP Exhaust 700366 muffler’s inlet and outlet pipe diameters of 2.25 inches require matching exhaust tubing for proper fit. Position the muffler so the center upper inlet and right center outlet align with the vehicle’s exhaust pipes. Professional installation is recommended to ensure secure mounting and optimal exhaust flow.

Quality Assurance

Manufactured by AP Exhaust, part number 700366 is built to meet regular grade standards with aluminized steel construction for corrosion resistance. While no specific warranty information is provided, AP Exhaust products are designed to meet OEM specifications for durability and performance on Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer models.

BrandAP Exhaust
Part Number700366
Body Height7
Body Length24
Body MaterialAluminized steel
Body Width9
Grade TypeRegular
Heat Shield AttachedNo
Inlet Inside Diameter2.25
Inlet LocationCenter upper
Inlet Quantity1
Inlet TypePipe
Muffler ConfigurationD
Muffler TypeBaffled
Outlet Inside Diameter2.25
Outlet LocationRight center
Outlet Quantity1
Outlet TypePipe
Overall Length28
SeriesMsl
ShapeOval
Sound LevelOe comparable
TunableNo

This part fits 19 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010FordExplorer4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2010FordExplorer Sport Trac4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2010MercuryMountaineer4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2009FordExplorer4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2009FordExplorer Sport Trac4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2009MercuryMountaineer4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2008FordExplorer4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2008FordExplorer Sport Trac4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2008MercuryMountaineer4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2007FordExplorer4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2007FordExplorer Sport Trac4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2007MercuryMountaineer4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2006FordExplorer4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2006MercuryMountaineer4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2005FordExplorer Sport Trac4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2004FordExplorer Sport Trac4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2003FordExplorer Sport Trac4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2002FordExplorer Sport Trac4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2001FordExplorer Sport Trac4.0LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.

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