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2006 JEEP GRAND CHEROKEE WK  - Dynomax Cat Back Exhaust System - 19421 - 19421

Dynomax Cat Back Exhaust System - 19421

Dynomax Exhaust | Part Number: DYN19421


  • Tubing Size: 2.5 Inches
  • Fitment: Direct Fit
  • In_Stock: In Stock
  • In_Stock: In Stock
  • Exit Location/Type: Single Rear
  • Material: Aluminized Steel
  • System Type: Cat-Back
  • Tip Included: Tip is included


  • Aluminized tubing and muffler
  • Limited lifetime warranty


Technology Dominates every phase of Dynomax Exhaust System production. From State-of-the-art CAD design and engineering to advanced CAM processes, no one else in the after market industry delivers Dynomaxs level of high-performance technology.


Question & Answers

1 Answered question

My Jeep is all stock. Muffler and tailpipe needs replacing. Is there enough room for the 2.5 inch pipe so I do not hear any viberation or rattle

Asked by Chuck from Schenevus,NY on

Hello Chuck, Yes there is plenty of room for the 2.5 inch exhaust to be used with no issues of vibration and or rubbing issues. If you have anymore questions feel free to ask, Thank you.

Answered by JordanC extension 833 from Schenevus,NY on


For 30 years, DynoMax Performance Exhaust has specialized in engineering quality mufflers and exhaust performance systems for 4x4s. Pure, Unadulterated, Power is the company's theme and their extensive line of stainless steel performance mufflers reflects this. We carry everything from exhaust tips to tailpipes to mufflers made by DynoMax for off-roaders looking to increase horsepower and performance on and off the trail. In 2015, DynoMax introduced the QuietCrawler System for lifted Jeep Wrangler JKs designed for off-roading and rockcrawling. The company is dedicated to developing and producing exhaust system that push the boundaries of performance, innovation and efficiency. Shop Dynomax Exhaust Now


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