HomeExhaust > MufflersAP Exhaust 700386 Exhaust Muffler
Part #: 700386

AP Exhaust 700386 Exhaust Muffler

20 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Nissan, Frontier and Xterra
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AP Exhaust 700386 Exhaust Muffler Overview

The AP Exhaust 700386 exhaust muffler is designed specifically for Nissan Frontier and Nissan Xterra models. Constructed from aluminized steel, this muffler offers reliable durability and corrosion resistance for everyday driving conditions.

  • Body dimensions: 18 inches length, 9 inches width, 7 inches height
  • Oval-shaped muffler with baffled configuration (O/oo)
  • Inlet and outlet pipe diameters of 2 inches each
  • Single inlet located at right center and single outlet at left center
  • Made from aluminized steel for enhanced corrosion resistance
  • Regular grade type without heat shield attachment
  • Sound level comparable to original equipment (OE)

Detailed Product Description

The AP Exhaust 700386 muffler is engineered to meet the exhaust requirements of Nissan Frontier and Xterra vehicles. Its oval shape and baffled muffler type help reduce exhaust noise while maintaining efficient exhaust flow. The aluminized steel body provides a balance of durability and resistance to rust, suitable for regular driving environments. With an overall length of 22 inches, this muffler fits precisely in the exhaust system layout of the specified Nissan models. The inlet and outlet pipes, both 2 inches in diameter, ensure compatibility with factory exhaust piping. The muffler’s inlet is positioned at the right center, and the outlet at the left center, matching the original exhaust routing for straightforward installation.

Common Applications and Problem Solving

  • Replacement for worn or damaged mufflers on Nissan Frontier and Xterra
  • Restores proper exhaust flow and reduces excessive noise
  • Addresses corrosion or rust issues in the exhaust system
  • Helps maintain emissions compliance by ensuring exhaust integrity
  • Improves overall vehicle exhaust performance and sound quality

Installation Notes and Tips

  • Compatible with Nissan Frontier and Xterra exhaust systems requiring a 2-inch inlet and outlet diameter muffler
  • Ensure proper alignment of inlet and outlet pipes to match right center and left center locations
  • Use appropriate clamps or welding methods for secure attachment
  • Inspect surrounding exhaust components for wear during installation
  • Professional installation is recommended for optimal fit and performance

Quality Assurance and Warranty

AP Exhaust manufactures this muffler to meet industry standards for durability and performance. The aluminized steel construction offers resistance to corrosion and heat, contributing to a longer service life. While specific warranty details for part number 700386 are not provided, AP Exhaust products typically come with a limited warranty against defects in materials and workmanship. Consult the product documentation or manufacturer for exact warranty terms.

BrandAP Exhaust
Part Number700386
Body Height7
Body Length18
Body MaterialAluminized Steel
Body Width9
Grade TypeRegular
Heat Shield AttachedNo
Inlet Inside Diameter2
Inlet LocationRight Center
Inlet TypePipe
Muffler ConfigurationO/OO
Muffler TypeBaffled
Outlet Inside Diameter2
Outlet LocationLeft Center
Outlet TypePipe
Overall Length22
SeriesMSL
ShapeOval
Sound LevelOE comparable
TunableNo

This part fits 20 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersWheel BasePositionNotes
2004NissanFrontierRWD2.4LL4N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2003NissanFrontierRWD2.4LL4N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2002NissanFrontierRWD3.3LV6116.1"N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Desert Runner
2002NissanFrontier4WD3.3LV6116.1"N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2002NissanFrontierRWD2.4LL4N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2002NissanXterra3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2001NissanFrontierRWD3.3LV6116.1"N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Desert Runner
2001NissanFrontier4WD3.3LV6116.1"N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2001NissanFrontierRWD2.4LL4N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2001NissanXterra3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2000NissanFrontier3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Frontier Crew-Cab, 3.3L, 2 WD & 4 WD (116" W.B. Long Bed) Calif. Emissions (After 3/1999)
2000NissanFrontier3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Frontier Desert Runner, 3.3L, 2 WD, (116.1" W.B.) including Crew-Cab (Calif. Emissions) (After 3/1999)
2000NissanFrontier3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Frontier Desert Runner, 3.3L, 2 WD, (116.1" W.B.) including Crew-Cab (Federal Emissions) (After 3/1999)
2000NissanFrontier3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Frontier Crew-Cab, 3.3L, 2 WD & 4 WD (116" W.B. Long Bed) Federal Emissions (After 3/1999)
2000NissanXterra3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Xterra, 3.3L, 2 W.D. & 4 W.D. (CALIF. EMISSIONS)
2000NissanXterra3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Xterra, 3.3L, 2 W.D. & 4 W.D. (FEDERAL EMISSIONS)
1999NissanFrontier3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Frontier Desert Runner, 3.3L, 2 WD, (116.1" W.B.) including Crew-Cab (Calif. Emissions) (After 3/1999)
1999NissanFrontier3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Frontier Crew-Cab, 3.3L, 2 WD & 4 WD (116" W.B. Long Bed) Calif. Emissions (After 3/1999)
1999NissanFrontier3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Frontier Crew-Cab, 3.3L, 2 WD & 4 WD (116" W.B. Long Bed) Federal Emissions (After 3/1999)
1999NissanFrontier3.3LV6N/ADIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Frontier Desert Runner, 3.3L, 2 WD, (116.1" W.B.) including Crew-Cab (Federal Emissions) (After 3/1999)

* 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:

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