Dynomax

Dynomax 41973 Exhaust Reduction Pipe

Brand Dynomax 41973
Class Ha
Diameter (in.) 3 id/2.5 id
Finish Aluminized
Inlet Diameter 3.000 in.
Inlet Diameter Designation Inside diameter
Length 6.000 in.
Max Year Covered 2008
Min Year Covered 2004
Most Popular Make/Model Ford f-150
Most Popular Year 2004
Outlet Diameter Designation Inside diameter
Outlet Size 2.500 in.
Product Grade Economy
Style 180 degree/straight
Total Part VIO 1878695
Fits Ford · 52 vehicles

OE-style fit. Delivers dependable replacement performance with a straightforward installation.

Aluminized finish. Helps resist corrosion for longer service life in exhaust applications.

Reduction pipe. Connects 3-inch to 2.5-inch exhaust tubing for a clean transition.

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Dynomax 41973 Exhaust Reduction Pipe

The Dynomax 41973 is an aluminized exhaust reduction pipe built to transition from a 3.0-inch inside diameter inlet to a 2.5-inch inside diameter outlet. It is a straight, 180-degree style reducer for exhaust system repairs and custom exhaust routing on select applications.

Compatible with 2004-2008 Ford F-150 models with single exhaust, this reduction pipe supports OE-style exhaust sizing changes where a 3-inch connection must be reduced to 2.5 inches. The Dynomax 41973 is a practical choice for Ford F-150 exhaust repair and replacement work.

Key Features

  • Part number: 41973
  • 3.0 in. inside diameter inlet
  • 2.5 in. inside diameter outlet
  • 6.0 in. overall length
  • Aluminized finish for corrosion resistance
  • Straight, 180-degree style exhaust reducer
  • Economy-grade exhaust component

Detailed Description

This exhaust reduction pipe is designed to connect mismatched exhaust tubing sizes in a clean, direct layout. With a 3-inch ID inlet and 2.5-inch ID outlet, it helps maintain proper exhaust routing when replacing or adapting sections of the system. The aluminized construction adds durability for everyday exhaust service, while the compact 6-inch length makes it suitable for tight underbody packaging. For 2004-2008 Ford F-150 single exhaust applications, part number 41973 provides a straightforward size transition without unnecessary complexity.

Common Uses

  • Reducing exhaust tubing from 3.0 inches to 2.5 inches
  • Replacing a damaged or rusted exhaust transition section
  • Adapting exhaust pipe size during repair work
  • Restoring proper exhaust routing on a Ford F-150 single exhaust system
  • Supporting custom exhaust fabrication where a size change is required

Installation Notes and Tips

Verify inlet and outlet sizing before installation: 3.0-inch inside diameter on the inlet and 2.5-inch inside diameter on the outlet. Confirm vehicle configuration matches 2004-2008 Ford F-150 with single exhaust. Measure available space to ensure the 6-inch length and straight reducer layout align with the existing exhaust path. Proper fitment and secure attachment depend on matching the pipe size to the adjoining exhaust components.

Quality Assurance

Dynomax exhaust components are built for replacement and repair applications with attention to fit, appearance, and dependable service. Part number 41973 is manufactured as an aluminized exhaust reduction pipe for use in select Ford F-150 exhaust systems.

This part fits 52 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersWheel BasePositionNotes
2008FordF-1505.4LV8144.5"N/Awith Single Exhaust
2008FordF-1504.6LV8126.0"N/Awith Single Exhaust
2008FordF-1505.4LV8132.5"N/Awith Single Exhaust
2008FordF-1504.6LV8138.5"N/Awith Single Exhaust
2008FordF-1504.6LV8144.5"N/Awith Single Exhaust
2008FordF-1504.6LV8132.5"N/Awith Single Exhaust
2008FordF-1505.4LV8138.5"N/Awith Single Exhaust
2008FordF-1504.6LV8163.0"N/Awith Single Exhaust
2008FordF-1505.4LV8163.0"N/Awith Single Exhaust
2008FordF-1505.4LV8126.0"N/Awith Single Exhaust
2007FordF-1505.4LV8144.5"N/Awith Single Exhaust
2007FordF-1504.6LV8126.0"N/Awith Single Exhaust
2007FordF-1505.4LV8132.5"N/Awith Single Exhaust
2007FordF-1504.6LV8138.5"N/Awith Single Exhaust
2007FordF-1504.6LV8144.5"N/Awith Single Exhaust
2007FordF-1504.6LV8132.5"N/Awith Single Exhaust
2007FordF-1505.4LV8138.5"N/Awith Single Exhaust
2007FordF-1504.6LV8163.0"N/Awith Single Exhaust
2007FordF-1505.4LV8163.0"N/Awith Single Exhaust
2007FordF-1505.4LV8126.0"N/Awith Single Exhaust
2006FordF-1505.4LV8144.5"N/Awith Single Exhaust
2006FordF-1504.6LV8126.0"N/Awith Single Exhaust
2006FordF-1505.4LV8132.5"N/Awith Single Exhaust
2006FordF-1504.6LV8138.5"N/Awith Single Exhaust
2006FordF-1504.6LV8144.5"N/Awith Single Exhaust
2006FordF-1504.6LV8132.5"N/Awith Single Exhaust
2006FordF-1505.4LV8138.5"N/Awith Single Exhaust
2006FordF-1504.6LV8163.0"N/Awith Single Exhaust
2006FordF-1505.4LV8163.0"N/Awith Single Exhaust
2006FordF-1505.4LV8126.0"N/Awith Single Exhaust
2005FordF-1504.6LV8138.4"N/Awith Single Exhaust
2005FordF-1505.4LV8163.3"N/Awith Single Exhaust
2005FordF-1505.4LV8126.1"N/Awith Single Exhaust
2005FordF-1505.4LV8132.5"N/Awith Single Exhaust
2005FordF-1505.4LV8138.4"N/Awith Single Exhaust
2005FordF-1504.6LV8132.5"N/Awith Single Exhaust
2005FordF-1504.6LV8144.7"N/Awith Single Exhaust
2005FordF-1504.6LV8163.3"N/Awith Single Exhaust
2005FordF-1504.6LV8126.1"N/Awith Single Exhaust
2005FordF-1505.4LV8144.7"N/Awith Single Exhaust
2004FordF-150XLT5.4LV8126.1"N/Awith Single Exhaust
2004FordF-150XL5.4LV8126.1"N/Awith Single Exhaust
2004FordF-150XLT5.4LV8163.3"N/Awith Single Exhaust
2004FordF-150XL5.4LV8144.7"N/Awith Single Exhaust
2004FordF-150XLT4.6LV8126.1"N/Awith Single Exhaust
2004FordF-150XLT4.6LV8144.7"N/Awith Single Exhaust
2004FordF-150XL4.6LV8144.7"N/Awith Single Exhaust
2004FordF-150XL4.6LV8126.1"N/Awith Single Exhaust
2004FordF-150XLT5.4LV8144.7"N/Awith Single Exhaust
2004FordF-150XLT4.6LV8163.3"N/Awith Single Exhaust
2004FordF-150XL5.4LV8163.3"N/Awith Single Exhaust
2004FordF-150XL4.6LV8163.3"N/Awith Single Exhaust