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Walker Big Truck Muffler 21471

Walker Big Truck Muffler 21471
Walker Big Truck Muffler 21471
Walker Big Truck Muffler 21471
Walker Big Truck Muffler 21471
Walker Big Truck Muffler 21471
Walker Big Truck Muffler 21471
Walker Big Truck Muffler 21471
Walker Big Truck Muffler 21471
Walker Big Truck Muffler 21471
  • Part Number: WLK21471
$109.00

Available Options

Walker Big Truck Muffler, 21471

  • Reduces Exhaust Gas Temperatures (EGT's).
  • Improves Flow.
  • Replaces your existing restrictive factory muffler.
  • 4" Inlet x 4" Outlet.
  • 7" Outside Diameter x 31" Case Length x 37" Overall Length.
  • Can be welded on or clamped (Purchase the required 2x4.0" clamps below).



Install Info

Check out the pictures of the stock muffler cutaway pictures below!

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