HomeExhaust > MufflersWalker 55725 Exhaust Resonator and Pipe Assembly
Part #: 55725

Walker 55725 Exhaust Resonator and Pipe Assembly

9 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$96.70Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mazda, CX-9
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker Exhaust Resonator and Pipe Assembly 55725

The Walker 55725 Exhaust Resonator and Pipe Assembly is designed specifically for Mazda CX-9 models, providing a reliable replacement part that maintains proper exhaust flow and sound control. Constructed with durable aluminized steel, this assembly ensures long-lasting performance under various driving conditions.

  • Compatible with Mazda CX-9 exhaust systems
  • Overall length of 58 inches for precise fitment
  • Oval muffler body measuring 14 inches in length and 9.75 inches in width
  • 2.25-inch outlet outside diameter for standard pipe connection
  • Steel pipe and body with aluminized finish for corrosion resistance
  • Single inlet with 2 bolt welded flange and single outlet pipe connection

Detailed Product Description

The Walker 55725 exhaust resonator and pipe assembly features a 14-inch long muffler body with an oval shape measuring 9.75 inches wide and 4.25 inches high. Made from aluminized steel, both the pipe and muffler body offer enhanced resistance to rust and corrosion, extending the life of the exhaust system. The assembly includes a single inlet with a 2 bolt welded flange and a single outlet designed for pipe connection, ensuring a secure and proper fit within the Mazda CX-9 exhaust layout. With an overall length of 58 inches, this part is engineered to match factory specifications and maintain optimal exhaust flow and noise reduction.

Common Applications and Problem Solving

  • Replacement for damaged or rusted resonator and pipe assemblies on Mazda CX-9
  • Restores proper exhaust sound dampening and reduces unwanted noise
  • Addresses exhaust leaks caused by cracked or corroded pipes
  • Helps maintain emissions compliance by ensuring exhaust integrity
  • Prevents exhaust system rattling and vibration issues

Installation Notes and Tips

Installation of the Walker 55725 exhaust resonator and pipe assembly requires basic mechanical skills and appropriate tools. Ensure the vehicle is safely lifted and supported before beginning work. Remove the old resonator and pipe assembly carefully, inspecting surrounding components for wear or damage. The 2 bolt welded flange inlet allows for straightforward attachment to the existing exhaust system. Use proper gaskets and hardware to prevent leaks. It is recommended to check alignment and clearances before final tightening to avoid stress on the exhaust system.

Quality Assurance and Warranty

Walker exhaust components are manufactured to meet or exceed OEM standards, using high-quality aluminized steel for durability and corrosion resistance. The 55725 part number is backed by Walker's quality assurance processes to ensure fit, form, and function. Warranty coverage details should be confirmed with the product documentation or manufacturer, as it may vary by region and application.

BrandWalker
Part Number55725
Body 1 Height4.25
Body 1 Length14
Body 1 ShapeOval
Body 1 Width9.75
Body MaterialSteel
FinishAluminized
Inlet Type2 Bolt Welded Flange
Muffler Body Length14
Outlet Outside Diameter2.25
Outlet TypePipe Connection
Overall Length58
Pipe MaterialSteel

This part fits 9 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2015MazdaCX-93.7LV6N/AIf welded assembly, replace all required parts
2014MazdaCX-93.7LV6N/AIf welded assembly, replace all required parts
2013MazdaCX-93.7LV6N/AIf welded assembly, replace all required parts
2012MazdaCX-93.7LV6N/AIf welded assembly, replace all required parts
2011MazdaCX-93.7LV6N/AIf welded assembly, replace all required parts
2010MazdaCX-93.7LV6N/AIf welded assembly, replace all required parts
2009MazdaCX-93.7LV6N/AIf welded assembly, replace all required parts
2008MazdaCX-93.7LV6N/AIf welded assembly, replace all required parts
2007MazdaCX-93.5LV6N/AIf welded assembly, replace all required parts

* 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:

58101

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