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Wehrli

Wehrli Twin Turbo Kit S400 Stock for 2001-2004 Duramax LB7 Sparkle Copper Sparkle Copper 100570-SC

$3,530.00 $3,424.10 Save $105.90

SKU: W005 100570-SC

In Stock
In Stock
Ships by Jun 19
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Wehrli Custom Fabrication 100570-SC is a S400/Stock Twin (Compound) Turbo Kit designed for 2001-2004 LB7 Duramax engines. This kit is capable of supporting up to 1000 RWHP and is recommended for daily drivers, work trucks, and tow rigs seeking increased horsepower, better fuel mileage, and superior EGT control with stock-like turbo spool characteristics. It includes hot and cold side piping, a turbo inlet horn, fabricated Y-bridge, coolant tank, oil lines, air filter, and all necessary hardware for installation.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandWehrli
Part NumberW005 100570-SC

Videos

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Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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