WALKER EXHAUST part description

Product Description

Heavy Duty Direct Fit Exhaust Muffler 4" Inlet (Inside) 4" Outlet (Inside)

Features & Benefits

  • Manufactured from aluminized steel for durability
  • Designed to help ensure long service life
  • Engineered to reduce in-cab and exterior engine noise
  • Offered in a variety of styles, sizes and materials for your installation needs
  • An economical replacement for the original equipment part

Product Attributes

Universal Or Specific Fit Universal
Shape Round
Grade Type Regular
Inlet Type Pipe Connection
Outlet Type Pipe Connection
Inlet Inside Diameter 4 IN
Body Height 8.375 IN
Body Length 33.5 IN
Body Width 8.375 IN
Inlet Quantity 1
Body Material Steel
Outlet Inside Diameter 4 IN
Outlet Quantity 1
Reversible No
Tunable No
Overall Length 40 IN
Finish Aluminized

Additional Information

Country of Origin (Primary) US
Canadian Harmonizing Tariff Code 8708922910
Harmonized Tariff Code (Schedule B) 8708925000
Harmonized Tariff Code (HTS) 8708925000
UPC 00086387218382
VMRS Code 043003001
UNSPSC 25173702

Part Interchanges

WALKER EXHAUST 21838 Cross Reference


Fits Vehicles

  • Mack RD (1981-2004, 2007)

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