Sale

Air and Fuel› Air Cleaners, Filters, Intakes and Components

Wehrli

Intake Kit 4in. for 2001-2004 Duramax LB7 Bronze Chrome

$595.00 $577.15 Save $17.85

SKU: W005 100190-BC

In Stock
In Stock
Ships by Jun 9
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Wehrli 100190-BC is a 4in intake kit with an air box designed for improved engine performance on 2001-2004 LB7 Duramax engines. It replaces restrictive factory parts with high-flow aluminum components for increased airflow and cooler intake temperatures. The kit includes a dry filter, high-quality hardware, silicone boot, seals, and stainless steel t-bolt clamps for durability and easy installation. It also features a removable air box lid and a hydrophobic pre-filter cover.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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 100190-BC

Videos

2001-2004 LB7 Duramax Stage 3 High Flow Intake Bundle Kit

2001-2004 LB7 Duramax Stage 3 High Flow Intake Bundle Kit
WCFAB DURAMAX 4" INTAKE INSTALL!

WCFAB DURAMAX 4" INTAKE INSTALL!
Unleashing Power LB7 Duramax 4 Inch High Flow Intake Horn

Unleashing Power LB7 Duramax 4 Inch High Flow Intake Horn

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.

View Full Return Policy