Turbo Back Single Stack Exhaust Kit Dodge 5.9L 2004.5-early 2007- For 8" Stack

$705.15 $575.00
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Turbo Back Single Stack Exhaust Kit  Dodge 5.9L 2004.5-early 2007- For 8" Stack

NOTE: Questions, Call 715-254-2307

4" Turbo Back Single Stack Exhaust Kit  Dodge 5.9L 2004.5-early 2007- For 8" Stack 

Grand Rock Powerflow Stack Exhaust System

*4" under-bed, Expands to 5" above the bed for a smooth exhaust flow increase. 8" Stacks (Sold Separately) with 5" OD Base fit into 5" ID S-Pipe Outlet.

4" Turbo Back Stack Exhaust System (Stacks Not Included) Commercial Grade Aluminized Piping

Precise fit, no need to hammer or "adjust" anything, Deburred 1/2" rod hangers, no sharp edges or burrs, (33% thicker) 3/8" wire hangers, Welded double saddle, flattened bolt hangers, won't crush pipe

All brackets are zinc plated to prevent rust - POWERFLOW uses AccuSeal™ clamps to join pipes together, these don't crush the pipes, exhaust joints are serviceable

All tubes are deburred and cleaned, no sharp edges or saw chips

Fit, finish and quality makes the POWERFLOW kit a better value

Everything but the Stack

Grand Rock Stacks Performance Exhaust System


  • All Hardware
  • All the parts you need to complete installation.
  • Fits 8 Inch Stack with 5" OD base
  • 5" S-Pipe with 4" Inlet, 4" Elbows and 4" Flexpipe, 4" and 5" exhaust clamps, and mounting brackets.
  • 8" Stack Clamp (Stack Ordered Separately)
  • internalmuff.jpg Free Bonus- IM-518 Internal Stack Muffler Included
  • Grand Rock Stacks are Made In America!                                 
Warranty Information: Chrome-plated (except weld area) and aluminized parts used on heavy duty truck exhaust systems are warranted against defective material and workmanship for a period of 1 year from date of shipment. Call if you have questions on proper installation techniques. Grand Rock and Black Cloud Diesel cannot be held liable for damage done as a result of improper installation. If a part is determined to be defective, Grand Rock and Black Cloud Diesel reserve the right to replate only and return the part when the part has been modified, altered, or otherwise damaged. Neglect is not Warranted! Keep the parts clean & waxed!