FREE SHIPPING & HANDLING!*                           Order by 11 PM EST for Same Day Shipping!

Walker Dynomax School Bus/Tractor Mufflers


Dynomax
Walker Dynomax School Bus/Tractor Mufflers

Product images may differ from actual product appearance.

Walker Dynomax School Bus Mufflers have been engineered for superior sound control and are able to handle the high heat of a full day of driving.

  • Heavy-gauge, all-aluminized steel for maximum durability
  • Straight through flow for minimum backpressure
  • Domed heads to shed moisture for increased life
  • Bridge-constructed inlets and outlets for vibration resistance
  • Internally-welded baffles to increase durability


  • 19 Products
      289-21033
    Dynomax Exhaust TRACTOR MUFFLER
    $39.99
    Order Today Ships 12/03/14
      289-21035
    Dynomax Exhaust TRACTOR MUFFLER
    $34.99
    Order Today Ships 12/03/14
      289-21039
    Dynomax Exhaust TRACTOR MUFFLER
    $30.99
    Order Today Ships 12/03/14
      289-21040
    Dynomax Exhaust TRACTOR MUFFLER
    $25.99
    Order Today Ships 12/03/14
      289-21041
    Dynomax Exhaust TRACTOR MUFFLER
    $49.99
    Order Today Ships 12/03/14
      289-21060
    Dynomax Exhaust TRACTOR MUFFLER
    $32.99
    Order Today Ships 12/03/14
      289-21188
    Dynomax Exhaust TRACTOR MUFFLER
    $34.99
    Order Today Ships 12/03/14
      289-21473
    Dynomax Exhaust TRACTOR MUFFLER
    $42.99
    Order Today Ships 12/03/14
      289-22022
    Dynomax Exhaust TRACTOR MUFFLER
    $34.99
    Order Today Ships 12/03/14
      289-22023
    Dynomax Exhaust TRACTOR MUFFLER
    $33.99
    Order Today Ships 12/03/14
      289-22024
    Dynomax Exhaust TRACTOR MUFFLER
    $34.99
    Order Today Ships 12/03/14
      289-22028
    Dynomax Exhaust TRACTOR MUFFLER
    $48.99
    Order Today Ships 12/03/14
      289-22033
    Dynomax Exhaust TRACTOR MUFFLER
    $48.99
    Order Today Ships 12/03/14
      289-22037
    Dynomax Exhaust TRACTOR MUFFLER
    $42.99
    Order Today Ships 12/03/14
      289-22038
    Dynomax Exhaust TRACTOR MUFFLER
    $38.99
    Order Today Ships 12/03/14
      289-22042
    Dynomax Exhaust TRACTOR MUFFLER
    $42.99
    Order Today Ships 12/03/14
      289-22046
    Dynomax Exhaust TRACTOR MUFFLER
    $26.99
    Order Today Ships 12/03/14
      289-22047
    Dynomax Exhaust TRACTOR MUFFLER
    $26.99
    Order Today Ships 12/03/14
      289-22110
    Dynomax Exhaust TRACTOR MUFFLER
    $34.99
    Order Today Ships 12/03/14

    19 Products