2001-2004 LB7 Duramax 3 1/2 Inch Intake Horn Metallic Candy Blue Two Stage Powder Coating WCFab

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Y-Bridge, 3 in. Fabricated, for 2001-2004 Duramax LB7, WCFab Red

  • Position Cold Side
  • style Y-Bridge
  • Size 3 Inch
  • Sold As Each
  • Finish Type Powder Coated
  • Finish Color WCFab Red


  • Includes 1- 1/8 Inch NPT port for boost, 3 Inch Boot, T-bolt Clamps, FPRV Block off kit, and Powder Coating.
  • NOTE: NOT COMPATIBLE with LB7 S400/Stock Compound Kit
  • NOTE: If running a turbo other than factory a minimum T4 pedestal height with an S300 is 5 Inch and with an S400 is 6 Inch for proper clearance to Y-bridge.
  • Custom Two Stage Powder Coating

The only High Flow 3 Inch Y-Bridge on the market for your 2001-2004 LB7 that is compatible with the factory turbo! Also compatible with S300 or S400 single turbo install kits. Replaced the restrictive OEM Y-Bridge and will connect to most aftermarket 3 Inch Cold Side Intercooler pipes.