Banks Power Monster Sport Exhaust 48777

03-04 5.9L Dodge Cummins w/4"Catalytic Converter Outlet

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SKU NWD-48777


Improves airflow up to 122%. The system slashes backpressure, increases exhaust flow, improves fuel economy and delivers extra power to your rear wheels. Exhaust tip optional. 4 inch constant-diameter cat-back exhaust system. Virtually eliminates backpressure & nearly triples flow! Lowers exhaust gas temps. Straight-through Monster Muffler delivers a commanding exhaust note.


  • Mandrel bent Stainless Steel construction
  • Virtually eliminates backpressure
  • Lowers exhaust gas temps
  • Dramatically improves flow
  • Maximum Airflow
  • Improves airflow up to 122%
  • 4 inch constant-diameter cat-back system
  • Straight-through muffler
  • Easy install
  • 5 inch tip optional
  • Fully compatible with factory warranty
  • 5-Year Ltd Warranty
  • Fits DODGE 5.9L, ALL
  • FITMENT NOTE: For Vehicles equipped with Catalytic Converter
Year Make Engine



5.9L Cummins, 4" Constant-Diameter Cat-Back System