• Photo - Primary
  • Photo - Primary
  • Photo - Primary
  • Photo - Primary
  • User 2
  • User 1
  • User 3
  • Logo Image

Wehrli

WCFWCF100129

Wehrli 17-24 Chevrolet/GMC 6.6L L5P Duramax 3.5in Down Pipe

$334.65
$334.65 $345.00
In stock

FITS UNIVERSALLY

This product is compatible with all vehicles

FITS YOUR:

DOES NOT FIT YOUR:

Find products that fit your vehicle

Free Shipping

Enjoy free shipping all U.S orders over $99.

Price Match

We stand by our competitive pricing.

Easy Returns

So you can be confident in your purchase.
Wehrli 17-24 Chevrolet/GMC 6.6L L5P Duramax 3.5in Down Pipe

$334.65

Replace the restrictive crushed factory down pipe on your 2017-2025 L5P Duramax with this 3.5" Down Pipe for improved exhaust flow. Connects to the DOC outlet flange behind the OEM turbo and mates with OEM exhaust system front pipe with the 4 bolt style flange connection. Black Ceramic Coated and Heat wrapped. Down Pipe includes bungs for sensors and NO tuning required to use this down pipe. WCFab piping kits and emissions compliant tuning recommended for optimum performance gains.

  • High Temp Black Ceramic Coat Finish
  • Catalyst Back - Emissions Compliant
  • 3.5" High Flow Down Pipe
  • Heat Wrap Pre-installed
  • NO TUNING REQUIRED!
  • Made in USA

Orders totaling $99.99 or more qualify for free shipping, unless otherwise stated on the product page.

Orders below $99.99 ship for a flat rate of $20.

Shipping rates apply to standard shipping only and may vary for oversized, heavy, or special order items when applicable.

Click here to learn more.

Get Support

Whether you need install guidance, order support, or help diagnosing an unexpected sound, our team is ready. We work on these cars ourselves, which means real answers and useful support every time.

Get Support
View FAQs