Flowmaster 2003 GMC Sierra 1500 HD Parts

Muffler Type:

Chambered

Inlet Diameter:

3"

Outlet Diameter:

3.5"

Exhaust System Type:

Cat-Back

Single or Dual:

Single | Dual Exit

Exhaust Tubing Diameter:

3 Inch

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

3"

Outlet Diameter:

3"

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

3"

Outlet Diameter:

3"

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"

Muffler Type:

Perforated Tube w/Packing

Inlet Diameter:

2.5"

Outlet Diameter:

2.5"