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Wehrli

High Flow Bundle Kit Stage 3 for 2017-2019 Duramax L5P Illusion Blueberry

$1,924.00 $1,866.28 Save $57.72

SKU: W005 100403-IBB

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

Moderate — 2–4 hours

Description

The Wehrli 100403-IBB is a Stage 3 High-Flow Intake Bundle Kit designed for 2017-2019 GM Silverado 2500HD/3500HD and Sierra 2500HD/3500HD trucks with the 6.6L Duramax L5P engine. This kit optimizes airflow and exhaust for high-performance by combining a Stage 2 High Flow Bundle with a 3.5-inch Down Pipe, enhancing efficiency, throttle response, and turbo spool-up by addressing factory intake restrictions.

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 100403-IBB

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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