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Walker 41974 Exhaust Pipe Connector - Front
Overview of Walker Exhaust Pipe Connector 41974
The Walker 41974 exhaust pipe connector is designed for reliable exhaust system repairs and replacements on select Chevrolet and GMC trucks. Constructed from durable steel with an aluminized finish, this connector ensures a secure fit and corrosion resistance for long-lasting performance.
- Material: Steel with aluminized finish for corrosion resistance
- Inlet inside diameter: 3 inches
- Outlet outside diameter: 2.5 inches
- Connector gender: Female to male
- Length: 6 inches
- Compatible with Chevrolet and GMC heavy-duty truck models
Detailed Product Description
The Walker 41974 exhaust pipe connector is engineered to join exhaust and tail pipes efficiently, providing a tight seal between components. Its steel construction offers strength and durability, while the aluminized finish protects against rust and environmental damage. The connector features a female-to-male design, facilitating straightforward installation between pipes with a 3-inch inlet inside diameter and a 2.5-inch outlet outside diameter. Measuring 6 inches in length, it fits well within exhaust systems requiring precise pipe connections.
This part is specifically compatible with Chevrolet and GMC models including the P30, P3500, Sierra 2500, Sierra 2500 HD, Sierra 3500, Sierra 3500 Classic, Silverado 2500, Silverado 2500 HD, Silverado 3500, and Silverado 3500 Classic. The Walker 41974 is ideal for maintaining or restoring the integrity of exhaust systems on these vehicles.
Common Applications and Problem Solving
- Repairing damaged or corroded exhaust pipe connections
- Replacing worn or leaking exhaust pipe joints
- Ensuring proper exhaust flow and reducing leaks
- Restoring exhaust system integrity on Chevrolet and GMC heavy-duty trucks
- Facilitating exhaust system modifications or upgrades
Installation Notes and Tips
- Verify pipe diameters to match the 3-inch inlet and 2.5-inch outlet dimensions
- Ensure the female-to-male connector orientation aligns with existing exhaust pipes
- Use appropriate clamps or welding techniques for secure attachment
- Inspect surrounding exhaust components for wear during installation
- Allow for thermal expansion when positioning the connector
Quality Assurance and Warranty
Walker exhaust components are manufactured to meet industry standards for durability and performance. The aluminized steel construction provides resistance to corrosion and heat, contributing to the longevity of the exhaust system. While specific warranty details for part number 41974 should be confirmed with the manufacturer, Walker typically offers limited warranties covering defects in materials and workmanship.
| Brand | Walker |
| Part Number | 41974 |
| Connector Gender | Female - Male |
| Finish | Aluminized |
| Inlet Inside Diameter | 3 |
| Length | 6 |
| Material | Steel |
| Outlet Outside Diameter | 2.5 |
This part fits 122 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Wheel Base | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2007 | Chevrolet | Silverado 3500 Classic | Cab & Chassis | 6.0L | V8 | 133.0" | N/A | Except Heavy Duty; Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Single Rear Wheels (SRW); with Small Diameter Muffler |
| 2007 | Chevrolet | Silverado 3500 Classic | Cab & Chassis | 8.1L | V8 | 133.0" | N/A | Except Heavy Duty; Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Single Rear Wheels (SRW); with Small Diameter Muffler |
| 2007 | GMC | Sierra 3500 Classic | Cab & Chassis | 6.0L | V8 | 133.0" | N/A | Except Heavy Duty; Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Single Rear Wheels (SRW); with Small Diameter Muffler |
| 2007 | GMC | Sierra 3500 Classic | Cab & Chassis | 8.1L | V8 | 133.0" | N/A | Except Heavy Duty; Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Single Rear Wheels (SRW); with Small Diameter Muffler |
| 2006 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | Chevrolet | Silverado 3500 | Extended Cab Pickup | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | Chevrolet | Silverado 3500 | Standard Cab Pickup | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | Chevrolet | Silverado 3500 | Crew Cab Pickup | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | Chevrolet | Silverado 3500 | Extended Cab Pickup | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | Chevrolet | Silverado 3500 | Standard Cab Pickup | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | Chevrolet | Silverado 3500 | Crew Cab Pickup | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | GMC | Sierra 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | GMC | Sierra 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | GMC | Sierra 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | GMC | Sierra 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | GMC | Sierra 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | GMC | Sierra 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2006 | GMC | Sierra 3500 | Extended Cab Pickup | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | GMC | Sierra 3500 | Standard Cab Pickup | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | GMC | Sierra 3500 | Crew Cab Pickup | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | GMC | Sierra 3500 | Standard Cab Pickup | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | GMC | Sierra 3500 | Extended Cab Pickup | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2006 | GMC | Sierra 3500 | Crew Cab Pickup | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with 9900 (lb) Gross Vehicle Weight (GVW); with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler |
| 2005 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | GMC | Sierra 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | GMC | Sierra 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | GMC | Sierra 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | GMC | Sierra 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | GMC | Sierra 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2005 | GMC | Sierra 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | Chevrolet | Silverado 2500 | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler | |
| 2004 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | GMC | Sierra 2500 | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler | |
| 2004 | GMC | Sierra 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | GMC | Sierra 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | GMC | Sierra 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | GMC | Sierra 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | GMC | Sierra 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2004 | GMC | Sierra 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | GMC | Sierra 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | GMC | Sierra 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | GMC | Sierra 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | GMC | Sierra 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | GMC | Sierra 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2003 | GMC | Sierra 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | GMC | Sierra 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | GMC | Sierra 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | GMC | Sierra 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | GMC | Sierra 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | GMC | Sierra 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2002 | GMC | Sierra 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | Chevrolet | Silverado 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | Chevrolet | Silverado 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | GMC | Sierra 2500 HD | 8.1L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | GMC | Sierra 2500 HD | 8.1L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | GMC | Sierra 2500 HD | 6.0L | V8 | 133.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | GMC | Sierra 2500 HD | 6.0L | V8 | 153.0" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | GMC | Sierra 2500 HD | 6.0L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 2001 | GMC | Sierra 2500 HD | 8.1L | V8 | 143.5" | N/A | Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Federal Emission System; except Low Emission Vehicle (LEV); with Small Diameter Muffler; Use Reducer Bushing 41974 to connect with OE Converter Pipe | |
| 1996 | Chevrolet | P30 | 5.7L | V8 | 125.0" | N/A | Must Use with Part Number(s) 22499; If welded assembly, replace all required parts | |
| 1996 | Chevrolet | P30 | 5.7L | V8 | 133.0" | Front | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1996 | Chevrolet | P30 | 5.7L | V8 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1996 | Chevrolet | P30 | 5.7L | V8 | 133.0" | N/A | Must Use with Part Number(s) 22499; If welded assembly, replace all required parts | |
| 1996 | GMC | P3500 | 5.7L | V8 | 125.0" | N/A | Must Use with Part Number(s) 22499; If welded assembly, replace all required parts | |
| 1996 | GMC | P3500 | 5.7L | V8 | 133.0" | N/A | Must Use with Part Number(s) 22499; If welded assembly, replace all required parts | |
| 1995 | Chevrolet | P30 | 4.3L | V6 | 133.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1995 | Chevrolet | P30 | 5.7L | V8 | 133.0" | Front | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1995 | Chevrolet | P30 | 5.7L | V8 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1995 | Chevrolet | P30 | 4.3L | V6 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1994 | Chevrolet | P30 | 4.3L | V6 | 133.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1994 | Chevrolet | P30 | 5.7L | V8 | 133.0" | Front | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1994 | Chevrolet | P30 | 5.7L | V8 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1994 | Chevrolet | P30 | 4.3L | V6 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1993 | Chevrolet | P30 | 4.3L | V6 | 133.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1993 | Chevrolet | P30 | 5.7L | V8 | 133.0" | Front | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1993 | Chevrolet | P30 | 5.7L | V8 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1993 | Chevrolet | P30 | 4.3L | V6 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1992 | Chevrolet | P30 | 4.3L | V6 | 133.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1992 | Chevrolet | P30 | 5.7L | V8 | 133.0" | Front | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1992 | Chevrolet | P30 | 5.7L | V8 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1992 | Chevrolet | P30 | 4.3L | V6 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1991 | Chevrolet | P30 | 4.3L | V6 | 133.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1991 | Chevrolet | P30 | 5.7L | V8 | 133.0" | Front | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1991 | Chevrolet | P30 | 5.7L | V8 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1991 | Chevrolet | P30 | 4.3L | V6 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1990 | Chevrolet | P30 | 4.3L | V6 | 133.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1990 | Chevrolet | P30 | 5.7L | V8 | 133.0" | Front | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1990 | Chevrolet | P30 | 5.7L | V8 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1990 | Chevrolet | P30 | 4.3L | V6 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1989 | Chevrolet | P30 | 5.7L | V8 | 125.0" | N/A | Both Parts Required; with Catalytic Converter; with School Bus Package | |
| 1989 | Chevrolet | P30 | 5.7L | V8 | 133.0" | Front | Both Parts Required; with Catalytic Converter |
* 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.