Wehrli GM Duramax LB7 S400 Single Turbo 3in Down Pipe

SKU: WCFWCF100878

Turbocharger Down Pipe

WCF Down Pipe...

Wehrli

Wehrli GM Duramax LB7 S400 Single Turbo 3in Down Pipe

SKU: WCFWCF100878

Turbocharger Down Pipe

WCF Down Pipe...

Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

LB7 Duramax 3" Down pipe for S400 turbo with 4.6" Diameter flat exhaust outlet flange (Half marmon). This down pipe mates to the exhaust system v-band flange with OEM clamp for easy install. Must be used with a T4 pedestal between 5.5-6.5" tall.

Part Type

Turbocharger Down Pipe

Data: v4.2 - Upd: 2026-10-16 20:50:22

Features

3" Down Pipe
For LLY/LBZ/LMM use WCF100811
Heat Wrap & Clamps
High Temp Coating
Made in USA
V-band Clamp

Specifications

Reference Information

Brand Name/s	Wehrli
StreetFX SKU	wcfWCF100878
SFX Item ID	6887423
Supplier Item Code	6887423
Manufacturer SKU	WCF100878
Manufacturer UPC	N/A
Alternative References	LB7, S400, 3in