The only High Flow 3" Complete Y-Bridge kit on the market for your LB7 that is compatible with the factory IHI turbo and aftermarket drop in IHI style chargers! Replace the restrictive OEM Y-bridge and cold side intercooler pipe with this high flow 3" kit to increase throttle response and turbo spool up by creating a full 3" intake tract from the intercooler outlet to the engine. Eliminates the angled OEM intercooler boots that are prone for failure. Includes FPRV Block off kit to allow proper clearance to larger diameter Y-bridge.. NOTE:NOT RECOMMENDED FOR USE WITH S300 OR S400 STYLE TURBOCHARGERS.If you are planning to run a turbo other than an OEM / IHI style upgraded drop in on your setup, please check out S300 Single Turbo Kit WCF100478 and S400 Single Turbo Kit WCF100489 or call for help placing your order.. NOTE:WILL NOT FIT WITH A BANKS INTERCOOLER.If you have a banks intercooler use Y-bridge kit WCF100640.. 50% more airflow than the OEM upper intake manifold and cold side charge pipe!. Wehrli 01-04 Chevrolet 6.6L LB7 Duramax 3in Y-Bridge Kit - Bengal Grey. Wehrli Custom Fab Y-Bridge Kit, for 2001-2004 Duramax LB7, Bengal Gray. 3" Passenger Side Intercooler Pipe - 14g Mandrel Bent Aluminum. Y-Bridge Kit, for 2001-2004 D-Max LB7, Bengal Gray. Includes New O-Ring Bridge Flange Gaskets. Silicone Boots & Stainless T-bolt Clamps. Y-Bridge Kit 2001-2004 Dmax Bengal Gray. Map Sensor Seal and Hold Down Bracket. Durable Custom Powder Coat Finish. 3" Fabricated Billet Y-Bridge. Includes FPRV Block Off Kit. Engine Intake Manifold Kit. Y-Bridge 01-04 BG. Made in USA

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