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Walker 42291 Exhaust Pipe
Walker 42291 Exhaust Pipe for Select GM Applications
Walker 42291 is a specific-fit exhaust pipe built from aluminized steel for durability and consistent fitment. It is engineered with precision bending and fixture checking to help simplify installation on select Chevrolet Blazer and GMC Yukon applications.
Key Features
- Aluminized steel construction for corrosion resistance and long-term service
- Specific-fit design for direct replacement on listed vehicles
- 3-inch pipe connection inlet and 2.75-inch pipe connection outlet
- 15.5-inch overall length with a 5-inch bend radius
- Compression bend type for proper routing in the exhaust system
- Walker 42291 exhaust pipe cross-references Gates 28444 for the same application
Detailed Description
This Walker exhaust pipe is made for exhaust repair where the original pipe section has deteriorated, rusted through, or no longer seals correctly. The aluminized finish and steel construction support dependable service in demanding underbody conditions, while the precision-formed shape helps the pipe align with the existing exhaust path. Walker 42291 is compatible with 1992-1994 Chevrolet Blazer without welded converter and 1992-1994 GMC Yukon with single catalytic converter, making it a direct-fit option for those specific exhaust configurations.
For buyers searching for a 1992-1994 Chevrolet Blazer exhaust pipe or a 1992-1994 GMC Yukon exhaust pipe, this part provides the correct inlet and outlet sizing for a proper pipe connection. The Walker 42291 part number is also useful when comparing replacement exhaust components by exact application.
What It Helps Repair
- Rusted or perforated exhaust pipe sections
- Exhaust leaks at a damaged pipe connection
- Incorrect fit after prior exhaust repairs
- Restricted exhaust flow caused by a failing pipe section
- Noise from a cracked or separated exhaust pipe
Installation Notes and Tips
Verify the vehicle’s exhaust configuration before ordering. Fits 1992-1994 Chevrolet Blazer, N/A, without welded converter; if welded assembly, replace all required parts. Fits 1992-1994 GMC Yukon, N/A, with single catalytic converter; if welded assembly, replace all required parts. Confirm the 3-inch inlet and 2.75-inch outlet connection points match the existing system before installation. Walker 42291 is a specific-fit exhaust pipe, so correct application matching is important for proper alignment.
Quality Assurance
Walker manufactures this pipe with precision benders and fixture checks to support accurate fitment and consistent installation quality. The aluminized steel construction is selected to help the part withstand exhaust-system heat and road exposure over time.
| Brand | Walker |
|---|---|
| Part Number | 42291 |
| Material | Steel |
| Outlet Outside Diameter | 2.75 |
| Inlet Inside Diameter | 3 |
| Inlet Quantity | 1 |
| Outlet Quantity | 1 |
| Bend Radius | 5 |
| Bend Type | Compression |
| Finish | Aluminized |
| Inlet 1 Inside Diameter | 3 |
| Inlet 1 Type | Pipe connection |
| Inlet Type | Pipe connection |
| Length | 15.5 |
| Outlet 1 Outside Diameter | 2.75 |
| Outlet 1 Type | Pipe connection |
| Outlet Type | Pipe connection |
| Universal Or Specific Fit | Specific fit |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Drive Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1994 | Chevrolet | Blazer | 4WD | 5.7L | V8 | N/A | without Welded Converter; If welded assembly, replace all required parts |
| 1994 | GMC | Yukon | 4WD | 5.7L | V8 | N/A | with Single Catalytic Converter; If welded assembly, replace all required parts |
| 1993 | Chevrolet | Blazer | 4WD | 5.7L | V8 | N/A | without Welded Converter; If welded assembly, replace all required parts |
| 1993 | GMC | Yukon | 4WD | 5.7L | V8 | N/A | with Single Catalytic Converter; If welded assembly, replace all required parts |
| 1992 | Chevrolet | Blazer | 4WD | 5.7L | V8 | N/A | without Welded Converter; If welded assembly, replace all required parts |
| 1992 | GMC | Yukon | 4WD | 5.7L | V8 | N/A | with Single Catalytic Converter; If 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.