HomeWalker 21727 Exhaust Resonator
Part #: 21727

Walker 21727 Exhaust Resonator

⚙️ 2 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Cadillac, CTS
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Overview of Walker Exhaust Resonator 21727 for Cadillac CTS

The Walker 21727 exhaust resonator is designed specifically for Cadillac CTS models, providing a direct fit solution to reduce exhaust noise and improve sound quality. Featuring durable stainless steel construction and an aluminized finish, this resonator offers reliable performance and corrosion resistance.

  • Direct fit for Cadillac CTS exhaust systems
  • Oval-shaped resonator body measuring 18 inches in length and 8 inches in width
  • Stainless steel body with aluminized finish for enhanced durability
  • 2-inch inlet and outlet pipe connection diameters with offset configuration
  • Dual inlet and outlet design for optimized exhaust flow

Detailed Product Description

The Walker 21727 exhaust resonator is engineered with a stainless steel oval body that measures 18 inches long, 8 inches wide, and 3.5 inches in height. Its aluminized finish provides additional protection against rust and corrosion, extending the lifespan of the component. The resonator features a 2-inch inside diameter for both inlet and outlet pipes, utilizing pipe connections with an offset configuration to ensure a precise and secure fit within the Cadillac CTS exhaust system. The dual inlet and outlet design supports efficient exhaust flow and noise reduction, making it a suitable replacement part for maintaining factory sound characteristics.

Applications and Problem Solving

  • Reduces unwanted exhaust drone and noise in Cadillac CTS vehicles
  • Replaces damaged or corroded resonators to restore exhaust system integrity
  • Helps maintain proper exhaust flow and backpressure for engine performance
  • Prevents exhaust leaks caused by worn or faulty resonator components
  • Supports emission control by ensuring exhaust gases pass through the proper channels

Installation Notes and Tips

This Walker exhaust resonator 21727 is designed as a direct fit replacement for Cadillac CTS models, simplifying installation without the need for modifications. The offset inlet and outlet pipe connections require alignment during installation to ensure a secure fit. It is recommended to inspect adjoining exhaust components for wear or damage during replacement to maintain overall system performance.

Quality Assurance and Warranty

Walker exhaust components are manufactured to meet or exceed OEM specifications, using high-quality stainless steel and aluminized finishes for durability. While specific warranty details are not provided, Walker products typically come with a limited warranty against defects in materials and workmanship, ensuring reliable service life when installed correctly.

BrandWalker
Part Number21727
Outlet Outside Diameter2
FinishAluminized
Inlet TypePipe connection
Outlet TypePipe connection
Inlet Inside Diameter2
Body Width8
Inlet Quantity2
Body MaterialStainless steel
Outlet Inside Diameter2
Outlet Quantity2
Resonator ShapeOval
Body 1 Height3.5
Body 1 Length18
Body 1 ShapeOval
Body 1 Width8
Body Height3.5
Body Length18
Inlet ConfigurationOffset
Outlet ConfigurationOffset
Universal Or Specific FitDirect fit

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009CadillacCTS3.6LV6N/AIf welded assembly, replace all required parts
2008CadillacCTS3.6LV6N/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:

2098115725973276

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