Wehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Up Pipe Kit w/Gaskets - Single Turbo
Can I pick up my order or have it installed at your shop?
Can I pick up my order or have it installed at your shop?
Absolutely. We offer local pickup on most products and full professional installation at our shop in Washington, MO. Whether you just want to grab your parts or have our techs handle the install, we’ve got you covered. Give us a quick call at636-429-7020or message us to schedule a visit — we’ll make sure the parts are ready when you arrive.
How do I know if this part fits my vehicle?
How do I know if this part fits my vehicle?
Unsure if it’ll fit? No problem — that’s what we’re here for. Send us your vehicle’s year, make, and model, and we’ll verify fitment before you order. We can also point you toward compatible upgrades or supporting parts if needed.
What if I need to return a product or it’s defective?
What if I need to return a product or it’s defective?
Most unused items can be returned within 30 days in their original packaging. Some products are covered by a manufacturer’s warranty as well. If something arrives damaged or doesn’t meet your expectations, just let us know — we’ll help you get it replaced, refunded, or repaired. (Tracking updates are also emailed automatically once your order ships.)
What's the lead time on custom or fabricated parts?
What's the lead time on custom or fabricated parts?
Many of our parts are built to order — especially fabricated or performance components. These can take additional time to produce before shipping. Lead times vary by manufacturer and demand, but we’ll always keep you updated along the way. If you’re working on a tight schedule, reach out before ordering at636-429-7020and we’ll confirm current availability or estimated ship dates.
Description
Description
Ditch the lightweight, leak-prone 16G 1-5/8" OEM up pipes and upgrade your Duramax with this HD 11-Gauge 2" Stainless Up Pipe Kit. Built to flow harder and survive the heat, this kit improves turbo spool-up and drops EGTs while putting an end to the cracking and leaking that plagues the factory pipes.
Why Choose the WCFab HD Stainless Up Pipe Kit?
- Heavy-Duty 11-Gauge Construction – Fully TIG-welded 2" stainless replaces the thin 16G OEM pipes for serious durability.
- HD Stainless Bellows – Won't crack and leak like the OEM bellows.
- Faster Spool, Lower EGTs – Larger 2" diameter improves turbo spool-up and helps decrease exhaust gas temps.
- Single-Turbo Ready – Designed for single turbo applications running factory exhaust manifolds.
- Gaskets Included – Ships with four up pipe gaskets so you're ready to install.
- Made in the USA – Built and welded stateside.
Kit Includes
- Heavy-Duty 2" Driver Side Up Pipe
- Heavy-Duty 2" Passenger Side Up Pipe
- Up Pipe Gaskets (4)
Specifications
- Material: 11-Gauge Stainless Steel, fully TIG welded
- Up Pipe Diameter: 2"
- Replaces: 16G 1-5/8" OEM up pipes
Key Features at a Glance
- 11 GA Stainless, TIG Welded - Built to outlast OEM.
- HD Stainless Bellows - No more cracks and leaks.
- 2" Diameter - Better spool, lower EGTs.
- Gaskets Included - Complete kit.
- Made in USA - Quality you can trust.
Notes
- For use with single turbo applications and factory exhaust manifolds.
- These up pipes ONLY fit with OEM exhaust manifolds or WCFab Duramax Billet Exhaust Manifolds (WCF100363).
- Designed for use with the WCFab downpipe. OEM and other aftermarket downpipes may require additional modifications.
Questions? We're Here to Help.
Have questions about upgrades for your Duramax? Contact FASS Motorsports and we'll get you dialed:
Phone: 636-429-7020
Email: info@fassmotorsports.com
