2004.5-2005 Chevrolet / GMC Max Flow Bridge to Cold Side Gloss Black HSP Diesel 206-1-HSP-GB


Product Highlights:

Increase performance and flow with our upgraded 3 Inch Max Flow Bridge. Our precision cast and CNC machined bridge section allows for maximum efficiency, as well as, a perfect fit every time. This component is designed to not only increase the efficiency of your Duramax but also provide a solution to the factory unit which is very restrictive and known to have boost leaks. This kit comes with a 3 Inch boot to pair with your already purchased HSP Cold Side.

Included Components:

  • 1x Bridge Neck O-Ring
  • 2x Bridge Neck Stud
  • 2x Bridge Neck 12 Point Nut
  • 2′ of 5/8 Inch Heater Hose
  • 2x 5/8 Inch Worm Gear Clamp
  • 1x 3×4 Straight Boot
  • 2x 3 Inch T-Bolt Clamp
  • 1x 1/8 Inch NPT Brass Plug



  • Increased Performance and Spool up
  • Powder coating option to dress up the engine bay
  • Two-piece bridge design allows for easier install than other Y-Bridge Kits on the market


Compatible with:
LLY: 04.5-05 VIN Code 2

How Do People Know Vin Code? Engine code is dictated by the 8th character of the VIN number. The 10th character is the year of the truck.



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