Photo - Primary
User 1
User 1
User 1
User 2
Logo Image
Photo - Primary
User 1
User 1
User 1
User 2
Logo Image
Wehrli

Wehrli 01-04 Chevrolet 6.6L LB7 Duramax 3in Y-Bridge Kit - Gun Metal

U.S. shipping options and estimated delivery details are shown at checkout when available.
Processing and delivery estimates vary by product, availability and destination.
Need your parts by a specific date? Contact us before ordering.
$897.25
$925.00 Sale $897.25
Checking fitment Verifying product fitment

We are checking this product against your selected vehicle.

Selected vehicle None selected
SELECT VEHICLE REQUEST FITMENT HELP
Not sure it fits?
Send us your VIN and current vehicle setup before ordering. Our shop team will help confirm compatibility.
Why Buy From Torque Ranch Motors?

Real truck experts, professional installation in Hutto, Texas, fitment support before you order, and reliable U.S. shipping options shown at checkout when available.

Product details
  • Vendor Wehrli
  • SKU WCFWCF100693-GM
Description Shipping & Delivery

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.

  • 50% more airflow than the OEM upper intake manifold and cold side charge pipe!
  • 3" Passenger Side Intercooler Pipe - 14g Mandrel Bent Aluminum
  • Includes New O-Ring Bridge Flange Gaskets
  • Silicone Boots & Stainless T-bolt Clamps
  • Map Sensor Seal and Hold Down Bracket
  • Durable Custom Powder Coat Finish
  • 3" Fabricated Billet Y-Bridge
  • Includes FPRV Block Off Kit
  • Made in USA

This Part Fits:

Year Make Model Submodel
2001-2004 Chevrolet Silverado 2500 HD Base
2001-2004 Chevrolet Silverado 2500 HD LS
2001-2004 Chevrolet Silverado 2500 HD LT
2004 Chevrolet Silverado 2500 HD WT
2001-2004 Chevrolet Silverado 3500 Base
2001-2004 Chevrolet Silverado 3500 LS
2001-2004 Chevrolet Silverado 3500 LT
2004 Chevrolet Silverado 3500 WT
2002-2004 GMC Sierra 2500 HD Base
2001-2002 GMC Sierra 2500 HD SL
2001-2004 GMC Sierra 2500 HD SLE
2001-2004 GMC Sierra 2500 HD SLT
2003-2004 GMC Sierra 2500 HD WT
2002-2004 GMC Sierra 3500 Base
2001-2002 GMC Sierra 3500 SL
2001-2004 GMC Sierra 3500 SLE
2001-2004 GMC Sierra 3500 SLT
2004 GMC Sierra 3500 WT