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Walker 21766 Exhaust Resonator - Rear
| Brand | Walker 21766 |
|---|---|
| Position | Rear |
| Outlet Outside Diameter | 2 |
| Finish | Aluminized |
| Inlet Type | 2 bolt welded flange |
| Outlet Type | Pipe connection |
| Body Width | 4 |
| Inlet Quantity | 1 |
| Body Material | Steel |
| Outlet Inside Diameter | 2 |
| Outlet Quantity | 1 |
| Resonator Shape | Round |
| Body 1 Height | 4 |
| Body 1 Length | 20 |
| Body 1 Shape | Round |
| Body 1 Width | 4 |
| Body Height | 4 |
| Body Length | 20 |
| Inlet Configuration | Center |
| Outlet Configuration | Center |
| Universal Or Specific Fit | Direct fit |
| Fits | Chevrolet · 5 vehicles |
Direct-fit design. Built for the correct application with OE-style exhaust routing.
Aluminized steel. Helps resist corrosion in demanding exhaust conditions.
Tuned exhaust sound. Precise resonator tuning delivers factory-like acoustic control.
Cross-references 94800915, 94816287 and 95433467 for the same application. See all 3.
Overview
Walker 21766 is a direct-fit exhaust resonator built for a precise OE-style sound and steady exhaust flow. It is made for the rear position on select Chevrolet Sonic applications and uses a welded flange inlet with center inlet and outlet configuration.
Fits 2012-2016 Chevrolet Sonic, rear. This part cross-references part numbers 94800915 and 94816287 for the same application.
Key Features
- Direct-fit resonator for straightforward replacement on the correct application.
- Aluminized steel construction for corrosion resistance in exhaust service.
- Round body design with a 20-inch body length for OE-style packaging.
- 2-bolt welded flange inlet and pipe connection outlet for secure exhaust routing.
- Precise tuning technology for controlled flow and original-system sound.
Detailed Description
Walker 21766 is engineered as an exhaust resonator replacement that matches the fit, flow, and sound characteristics of the original system. The aluminized steel body and round resonator shape support durable exhaust service, while the center inlet and center outlet layout help maintain the factory-style exhaust path. For Chevrolet Sonic owners, Walker 21766 provides a direct-fit solution for rear-position applications where OE-style sound and proper exhaust flow are required.
The Walker resonator line focuses on tuned exhaust performance with a factory-like acoustic profile. If you are replacing a worn or damaged resonator on a Chevrolet Sonic, this part number 21766 is built to restore the intended exhaust tone and routing without changing the system layout.
What It Helps Address
- Exhaust noise that has become louder or harsher than factory levels.
- Damaged resonator housing or internal deterioration.
- Restricted exhaust flow caused by a failing resonator.
- Fitment issues when replacing the original rear resonator assembly.
Installation Notes
Fits 2012-2016 Chevrolet Sonic, rear. Verify inlet and outlet configuration, flange style, and body dimensions before installation. If the welded assembly is damaged beyond the resonator section, replace all required exhaust components for a proper repair.
Quality Assurance
Walker designs its resonators to fit, perform, and sound like the original system, with tuning focused on OE-style exhaust characteristics.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2016 | Chevrolet | Sonic | 1.8L | L4 | FLEX | Rear | If welded assembly, replace all required parts |
| 2015 | Chevrolet | Sonic | 1.8L | L4 | FLEX | Rear | If welded assembly, replace all required parts |
| 2014 | Chevrolet | Sonic | 1.8L | L4 | FLEX | Rear | If welded assembly, replace all required parts |
| 2013 | Chevrolet | Sonic | 1.8L | L4 | FLEX | Rear | If welded assembly, replace all required parts |
| 2012 | Chevrolet | Sonic | 1.8L | L4 | FLEX | Rear | If welded assembly, replace all required parts |
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