Homeβ€Ί Exhaust > Exhaust and Tail Pipesβ€Ί Walker 41974 Exhaust Pipe Connector - Front
Part #: 41974

Walker 41974 Exhaust Pipe Connector - Front

Front
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πŸš—Fitment: Chevrolet and GMC, Silverado 3500 Classic, Sierra 3500 Classic, Silverado 2500 HD, Silverado 3500, Sierra 2500 HD, Sierra 3500, Silverado 2500, Sierra 2500, P30, and P3500
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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.

BrandWalker
Part Number41974
Connector GenderFemale - Male
FinishAluminized
Inlet Inside Diameter3
Length6
MaterialSteel
Outlet Outside Diameter2.5

This part fits 122 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersWheel BasePositionNotes
2007ChevroletSilverado 3500 ClassicCab & Chassis6.0LV8133.0"N/AExcept Heavy Duty; Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Single Rear Wheels (SRW); with Small Diameter Muffler
2007ChevroletSilverado 3500 ClassicCab & Chassis8.1LV8133.0"N/AExcept Heavy Duty; Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Single Rear Wheels (SRW); with Small Diameter Muffler
2007GMCSierra 3500 ClassicCab & Chassis6.0LV8133.0"N/AExcept Heavy Duty; Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Single Rear Wheels (SRW); with Small Diameter Muffler
2007GMCSierra 3500 ClassicCab & Chassis8.1LV8133.0"N/AExcept Heavy Duty; Must Use with Part Number(s) 21533; with 2.5 (in) Muffler Inlet; with Single Rear Wheels (SRW); with Small Diameter Muffler
2006ChevroletSilverado 2500 HD6.0LV8143.5"N/AMust 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
2006ChevroletSilverado 2500 HD8.1LV8143.5"N/AMust 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
2006ChevroletSilverado 2500 HD8.1LV8153.0"N/AMust 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
2006ChevroletSilverado 2500 HD6.0LV8153.0"N/AMust 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
2006ChevroletSilverado 2500 HD6.0LV8133.0"N/AMust 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
2006ChevroletSilverado 2500 HD8.1LV8133.0"N/AMust 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
2006ChevroletSilverado 3500Extended Cab Pickup6.0LV8133.0"N/AMust 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
2006ChevroletSilverado 3500Standard Cab Pickup8.1LV8133.0"N/AMust 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
2006ChevroletSilverado 3500Crew Cab Pickup8.1LV8133.0"N/AMust 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
2006ChevroletSilverado 3500Extended Cab Pickup8.1LV8133.0"N/AMust 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
2006ChevroletSilverado 3500Standard Cab Pickup6.0LV8133.0"N/AMust 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
2006ChevroletSilverado 3500Crew Cab Pickup6.0LV8133.0"N/AMust 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
2006GMCSierra 2500 HD8.1LV8153.0"N/AMust 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
2006GMCSierra 2500 HD8.1LV8133.0"N/AMust 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
2006GMCSierra 2500 HD6.0LV8133.0"N/AMust 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
2006GMCSierra 2500 HD6.0LV8153.0"N/AMust 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
2006GMCSierra 2500 HD6.0LV8143.5"N/AMust 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
2006GMCSierra 2500 HD8.1LV8143.5"N/AMust 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
2006GMCSierra 3500Extended Cab Pickup6.0LV8133.0"N/AMust 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
2006GMCSierra 3500Standard Cab Pickup8.1LV8133.0"N/AMust 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
2006GMCSierra 3500Crew Cab Pickup6.0LV8133.0"N/AMust 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
2006GMCSierra 3500Standard Cab Pickup6.0LV8133.0"N/AMust 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
2006GMCSierra 3500Extended Cab Pickup8.1LV8133.0"N/AMust 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
2006GMCSierra 3500Crew Cab Pickup8.1LV8133.0"N/AMust 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
2005ChevroletSilverado 2500 HD6.0LV8143.5"N/AMust 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
2005ChevroletSilverado 2500 HD8.1LV8143.5"N/AMust 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
2005ChevroletSilverado 2500 HD8.1LV8153.0"N/AMust 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
2005ChevroletSilverado 2500 HD6.0LV8153.0"N/AMust 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
2005ChevroletSilverado 2500 HD6.0LV8133.0"N/AMust 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
2005ChevroletSilverado 2500 HD8.1LV8133.0"N/AMust 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
2005GMCSierra 2500 HD8.1LV8153.0"N/AMust 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
2005GMCSierra 2500 HD8.1LV8133.0"N/AMust 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
2005GMCSierra 2500 HD6.0LV8133.0"N/AMust 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
2005GMCSierra 2500 HD6.0LV8153.0"N/AMust 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
2005GMCSierra 2500 HD6.0LV8143.5"N/AMust 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
2005GMCSierra 2500 HD8.1LV8143.5"N/AMust 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
2004ChevroletSilverado 25006.0LV8153.0"N/AMust 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
2004ChevroletSilverado 2500 HD6.0LV8143.5"N/AMust 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
2004ChevroletSilverado 2500 HD8.1LV8143.5"N/AMust 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
2004ChevroletSilverado 2500 HD8.1LV8153.0"N/AMust 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
2004ChevroletSilverado 2500 HD6.0LV8153.0"N/AMust 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
2004ChevroletSilverado 2500 HD6.0LV8133.0"N/AMust 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
2004ChevroletSilverado 2500 HD8.1LV8133.0"N/AMust 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
2004GMCSierra 25006.0LV8153.0"N/AMust 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
2004GMCSierra 2500 HD8.1LV8153.0"N/AMust 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
2004GMCSierra 2500 HD8.1LV8133.0"N/AMust 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
2004GMCSierra 2500 HD6.0LV8133.0"N/AMust 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
2004GMCSierra 2500 HD6.0LV8153.0"N/AMust 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
2004GMCSierra 2500 HD6.0LV8143.5"N/AMust 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
2004GMCSierra 2500 HD8.1LV8143.5"N/AMust 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
2003ChevroletSilverado 2500 HD6.0LV8143.5"N/AMust 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
2003ChevroletSilverado 2500 HD8.1LV8143.5"N/AMust 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
2003ChevroletSilverado 2500 HD8.1LV8153.0"N/AMust 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
2003ChevroletSilverado 2500 HD6.0LV8153.0"N/AMust 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
2003ChevroletSilverado 2500 HD6.0LV8133.0"N/AMust 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
2003ChevroletSilverado 2500 HD8.1LV8133.0"N/AMust 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
2003GMCSierra 2500 HD8.1LV8153.0"N/AMust 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
2003GMCSierra 2500 HD8.1LV8133.0"N/AMust 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
2003GMCSierra 2500 HD6.0LV8133.0"N/AMust 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
2003GMCSierra 2500 HD6.0LV8153.0"N/AMust 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
2003GMCSierra 2500 HD6.0LV8143.5"N/AMust 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
2003GMCSierra 2500 HD8.1LV8143.5"N/AMust 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
2002ChevroletSilverado 2500 HD6.0LV8143.5"N/AMust 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
2002ChevroletSilverado 2500 HD8.1LV8143.5"N/AMust 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
2002ChevroletSilverado 2500 HD8.1LV8153.0"N/AMust 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
2002ChevroletSilverado 2500 HD6.0LV8153.0"N/AMust 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
2002ChevroletSilverado 2500 HD6.0LV8133.0"N/AMust 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
2002ChevroletSilverado 2500 HD8.1LV8133.0"N/AMust 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
2002GMCSierra 2500 HD8.1LV8153.0"N/AMust 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
2002GMCSierra 2500 HD8.1LV8133.0"N/AMust 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
2002GMCSierra 2500 HD6.0LV8133.0"N/AMust 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
2002GMCSierra 2500 HD6.0LV8153.0"N/AMust 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
2002GMCSierra 2500 HD6.0LV8143.5"N/AMust 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
2002GMCSierra 2500 HD8.1LV8143.5"N/AMust 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
2001ChevroletSilverado 2500 HD6.0LV8143.5"N/AMust 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
2001ChevroletSilverado 2500 HD8.1LV8143.5"N/AMust 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
2001ChevroletSilverado 2500 HD8.1LV8153.0"N/AMust 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
2001ChevroletSilverado 2500 HD6.0LV8153.0"N/AMust 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
2001ChevroletSilverado 2500 HD6.0LV8133.0"N/AMust 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
2001ChevroletSilverado 2500 HD8.1LV8133.0"N/AMust 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
2001GMCSierra 2500 HD8.1LV8153.0"N/AMust 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
2001GMCSierra 2500 HD8.1LV8133.0"N/AMust 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
2001GMCSierra 2500 HD6.0LV8133.0"N/AMust 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
2001GMCSierra 2500 HD6.0LV8153.0"N/AMust 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
2001GMCSierra 2500 HD6.0LV8143.5"N/AMust 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
2001GMCSierra 2500 HD8.1LV8143.5"N/AMust 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
1996ChevroletP305.7LV8125.0"N/AMust Use with Part Number(s) 22499; If welded assembly, replace all required parts
1996ChevroletP305.7LV8133.0"FrontBoth Parts Required; with Catalytic Converter; with School Bus Package
1996ChevroletP305.7LV8125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1996ChevroletP305.7LV8133.0"N/AMust Use with Part Number(s) 22499; If welded assembly, replace all required parts
1996GMCP35005.7LV8125.0"N/AMust Use with Part Number(s) 22499; If welded assembly, replace all required parts
1996GMCP35005.7LV8133.0"N/AMust Use with Part Number(s) 22499; If welded assembly, replace all required parts
1995ChevroletP304.3LV6133.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1995ChevroletP305.7LV8133.0"FrontBoth Parts Required; with Catalytic Converter; with School Bus Package
1995ChevroletP305.7LV8125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1995ChevroletP304.3LV6125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1994ChevroletP304.3LV6133.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1994ChevroletP305.7LV8133.0"FrontBoth Parts Required; with Catalytic Converter; with School Bus Package
1994ChevroletP305.7LV8125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1994ChevroletP304.3LV6125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1993ChevroletP304.3LV6133.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1993ChevroletP305.7LV8133.0"FrontBoth Parts Required; with Catalytic Converter; with School Bus Package
1993ChevroletP305.7LV8125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1993ChevroletP304.3LV6125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1992ChevroletP304.3LV6133.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1992ChevroletP305.7LV8133.0"FrontBoth Parts Required; with Catalytic Converter; with School Bus Package
1992ChevroletP305.7LV8125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1992ChevroletP304.3LV6125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1991ChevroletP304.3LV6133.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1991ChevroletP305.7LV8133.0"FrontBoth Parts Required; with Catalytic Converter; with School Bus Package
1991ChevroletP305.7LV8125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1991ChevroletP304.3LV6125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1990ChevroletP304.3LV6133.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1990ChevroletP305.7LV8133.0"FrontBoth Parts Required; with Catalytic Converter; with School Bus Package
1990ChevroletP305.7LV8125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1990ChevroletP304.3LV6125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1989ChevroletP305.7LV8125.0"N/ABoth Parts Required; with Catalytic Converter; with School Bus Package
1989ChevroletP305.7LV8133.0"FrontBoth 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:

180536175718960P206319

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