WCFAB 2001-2004 LB7 Duramax 3" Y-Bridge w/ FPRV Block Off



Powdercoat colors can be found here!


The only High Flow 3” 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" Cold Side Intercooler pipes.
Includes 1- 1/8" NPT port for boost, 3" 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" and with an S400 is 6" for proper clearance to Y-bridge.
-3" Fabricated Y-Bridge
-3" Silicone Boot
-3" T-Bolt Clamps
-FPRV Block Off Kit
-Powder Coating