Walker 48327 Exhaust Resonator and Pipe Assembly
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Walker

Walker 48327 Exhaust Resonator and Pipe Assembly

Brand Walker 48327
Body 1 Height 4
Body 1 Length 25
Body 1 Shape Round
Body 1 Width 4
Body Material Steel
Finish Aluminized
Inlet Inside Diameter 2.5
Inlet Type Pipe Connection
Muffler Body Length 25
Outlet Outside Diameter 2.25
Outlet Type Pipe Connection
Overall Length 90
Pipe Material Steel
Fits Buick and Pontiac · 18 vehicles

OE-style sound. Precise tuning delivers smooth flow characteristics.

Steel construction. Aluminized finish helps resist corrosion.

Pipe connection. Single inlet and outlet simplify installation.

Cross-references Anchor 9035, AP Exhaust 24915 and AP Exhaust 68412 for the same application. See all 10.

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Walker 48327 Exhaust Resonator and Pipe Assembly

Walker 48327 is an exhaust resonator and pipe assembly built to match original-system fit, sound, and flow characteristics. It is designed for direct replacement service on select Buick LeSabre, Buick Park Avenue, and Pontiac Bonneville applications, with OE-style tuning for a factory-like exhaust note.

Key Features

  • Aluminized steel construction for corrosion resistance
  • Steel pipe and steel resonator body for durable exhaust service
  • Round resonator body with 25-inch body length
  • 2.5-inch inlet inside diameter and 2.25-inch outlet outside diameter
  • 90-inch overall length for application-specific exhaust routing
  • Pipe connection inlet and outlet for welded exhaust system service
  • Walker 48327 is engineered for OE-style sound and flow

Detailed Description

This Walker exhaust resonator and pipe assembly is built for drivers who need a direct-fit replacement that follows the original exhaust layout. The aluminized finish, steel body, and tuned resonator design help maintain proper exhaust flow while supporting a factory-type sound profile. Walker 48327 is a practical choice for restoring the exhaust path on 2000-2005 Buick Park Avenue, 2000-2005 Pontiac Bonneville, and 2001-2005 Buick LeSabre applications.

This part cross-references Walker Exhaust 53315 for the same application.

What It Is Used For

  • Replacing a worn or rusted resonator and pipe assembly
  • Restoring OE-style exhaust tone on Buick LeSabre and Buick Park Avenue models
  • Addressing exhaust leaks in welded resonator sections
  • Replacing a damaged pipe connection in the exhaust system
  • Maintaining proper exhaust routing on Pontiac Bonneville applications

Installation Notes and Tips

  • Compatible With 2001-2005 Buick LeSabre, N/A; if welded assembly, replace all required parts
  • Compatible With 2000-2005 Buick Park Avenue, N/A; if welded assembly, replace all required parts
  • Compatible With 2000-2005 Pontiac Bonneville, N/A; if welded assembly, replace all required parts
  • Compatible With 2000 Buick LeSabre, N/A; with Federal Emission System; if welded assembly, replace all required parts
  • Verify inlet and outlet dimensions before installation to confirm exhaust alignment

Quality Assurance

Walker designs this resonator assembly to fit, perform, and sound like the original system, using precise tuning methods to support OE-style exhaust characteristics. Part number 48327 is built as a replacement exhaust component for select factory applications.

Related reading

This part fits 18 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2005BuickLeSabre—3.8LV6N/AIf welded assembly, replace all required parts
2005BuickPark AvenueBase3.8LV6N/AIf welded assembly, replace all required parts
2005PontiacBonnevilleSE3.8LV6N/AIf welded assembly, replace all required parts
2004BuickLeSabre—3.8LV6N/AIf welded assembly, replace all required parts
2004BuickPark AvenueBase3.8LV6N/AIf welded assembly, replace all required parts
2004PontiacBonnevilleSE3.8LV6N/AIf welded assembly, replace all required parts
2003BuickLeSabre—3.8LV6N/AIf welded assembly, replace all required parts
2003BuickPark AvenueBase3.8LV6N/AIf welded assembly, replace all required parts
2003PontiacBonnevilleSE3.8LV6N/AIf welded assembly, replace all required parts
2002BuickLeSabre—3.8LV6N/AIf welded assembly, replace all required parts
2002BuickPark AvenueBase3.8LV6N/AIf welded assembly, replace all required parts
2002PontiacBonnevilleSE3.8LV6N/AIf welded assembly, replace all required parts
2001BuickLeSabre—3.8LV6N/AIf welded assembly, replace all required parts
2001BuickPark AvenueBase3.8LV6N/AIf welded assembly, replace all required parts
2001PontiacBonnevilleSE3.8LV6N/AIf welded assembly, replace all required parts
2000BuickLeSabre—3.8LV6N/Awith Federal Emission System; If welded assembly, replace all required parts
2000BuickPark AvenueBase3.8LV6N/AIf welded assembly, replace all required parts
2000PontiacBonnevilleSE3.8LV6N/AIf welded assembly, replace all required parts
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 9035AP Exhaust — 24915AP Exhaust — 68412AP Exhaust — 645979Bando — 2245EXEDY OEM — 16007Gates — 2300Remy — 16386Walker Exhaust — 5331516389