Wehrli 01-04 GM Duramax LB7 Twin Turbo Kit S400/Stock - Chevy Orange

SKU: wcfWCF100570-CRO
Out of stock
Regular price $3,351.35

Ready to install and hit the road!

All parts come with the essentials you need for a smooth fit and clear instructions. From performance upgrades to custom styling, unbox and get your ride ready with confidence!

2001-2004 LB7 Duramax S400/Stock Compound Turbo Kit.1000 RWHP capable depending upon turbo and fuel system modifications. Recommended for daily driver work trucks and tow rigs looking for increased horsepower, better fuel mileage, and superior EGT control with stock-like turbo spool characteristics. ??Recommended Combinations:??S475 / Stock IHI Turbo - Up to 750 RWHP with Supporting Modifications - Best Turbo Spool, performs well on stock fuel setups. WCFab 750 Built Allison transmission recommended.??S480 / Stock IHI Turbo - 800+ RWHP Capable with Supporting Modifications - Better top end performance that sacrifices a bit of spool on the low end compared to an S475/stock setup.WCFab 750+ Built Allison transmission recommended.??S480 / 64mm Drop In Turbo - 900+ RWHP Capable with Supporting Modifications - Improved top end power with moderate spool characteristics.WCFab 750+ Built Allison transmission recommended.?? Wehrli Custom Fab Twin Turbo Kit S400/Stock, for 2001-2004 Duramax LB7, Chevy Orange Not compatible with Banks Intercoolers. Please contact your sales rep for assistance placing your order if you are running a Banks charge air cooler (additional cost and lead time apply).
  • Coolant Overflow Tank with Hoses, Fittings, & Low Coolant Sensor
  • Silicone Boots, T-Bolt Clamps, V-Band Clamps, Heat Wrap & Clamps
  • Atmoshpere Turbo Pedestal with Built in Oil Return Fitting
  • 5" Intake, Dry Air Filter with Outerwears Pre-Filter Cover
  • Stainless steel oil feed and drain lines with fittings
  • 3.5" Cold Side Charge Pipe, 3.5" Turbo Inlet Horn
  • 3" One Piece Y-bridge with HD Bead roll end
  • 4" Turbo Down Pipe, Ceramic Coated
  • Durable Custom Powder Coat Finish
  • 3" cold side intercooler pipe
  • Made in USA

Fitment:
2001 Chevrolet Silverado 2500 HD
2001 Chevrolet Silverado 3500
2001 GMC Sierra 2500 HD
2001 GMC Sierra 3500
2002 Chevrolet Silverado 2500 HD
2002 Chevrolet Silverado 3500
2002 GMC Sierra 2500 HD
2002 GMC Sierra 3500
2003 Chevrolet Silverado 2500 HD
2003 Chevrolet Silverado 3500
2003 GMC Sierra 2500 HD
2003 GMC Sierra 3500
2004 Chevrolet Silverado 2500 HD
2004 Chevrolet Silverado 3500
2004 GMC Sierra 2500 HD
2004 GMC Sierra 3500


Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: Testing
Units Per Sku: 1