Wehrli · New
Wehrli LB7/LLY/LBZ/LMM/LML Duramax S400 Single Turbo Oil Line Kit
MPN WCF100397 · Store SKU wcfWCF100397
Supplier stock checked 11/7/2026, 1:17:30 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Complete Oil Line Kit for LB7/LLY/LBZ/LMM/LML Duramax Engine with S400 Turbo mounted on 6" tall pedestal. Also compatible with 2001-2004 LB7 Duramax S300 Turbo. Wehrli Custom Fab Oil Line Kit, for S400 Single Turbo LB7/LLY/LBZ/LMM/LML Duramax Oil Line Kit, for S400 Single Turbo LB7/LLY/LBZ/LMM/LML D-Max
Manufacturer fitment & guides
Check WCF100397 against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y