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Description
WCFAB 2004.5-2010 LLY/LBZ/LMM DURAMAX 3" STAINLESS DOWN PIPE - WCF100703WCF100703 3" Stainless Steel Downpipe Features: 3" Stainless Steel Downpipe Heat Wrap No tuning required! Availability: Local pick up: Same day Free shipping to any state Description: Upgrade the restrictive factory turbo downpipe exhaust front pipe on your 6. 6L Duramax Diesel V8 (2004. 5 2010 Chevrolet Silverado GMC Sierra 2500 3500 HD) with this high flow, heat wrapped, full 3" stainless steel downpipe. Designed to replace the crushed factory turbo
WCF100703 - 3" Stainless Steel Downpipe
Features:
- 3" Stainless Steel Downpipe
- Heat Wrap
- No tuning required!
Availability:
- Local pick-up: Same day
- Free shipping to any state
Description:
Upgrade the restrictive factory turbo downpipe/exhaust front pipe on your 6.6L Duramax Diesel V8 (2004.5-2010 Chevrolet Silverado / GMC Sierra 2500 / 3500 HD) with this high-flow, heat-wrapped, full 3" stainless steel downpipe. Designed to replace the crushed factory turbo downpipe, this upgrade ensures better exhaust flow, reducing backpressure and improving turbo spool-up. The enhanced airflow contributes to significant gains in horsepower and torque, as well as lower exhaust gas temperatures (EGTs), which are crucial for maintaining engine health and performance.
The stainless steel construction ensures durability and resistance to corrosion, while the heat wrap helps manage under-hood temperatures by preventing heat from radiating into the engine bay. This downpipe is compatible with OEM or factory-style drop-in turbochargers and requires no tuning, making the installation process straightforward and hassle-free.
Compatibility:
- Chevrolet Silverado 2500/3500 HD: 2004.5-2010
- GMC Sierra 2500/3500 HD: 2004.5-2010
Replaces the following GM Part Numbers:
- 98050150
Additional Benefits:
- Improved Performance: By optimizing exhaust flow, this downpipe reduces backpressure, enhancing turbo spool-up and delivering more power to your vehicle.
- Durability and Reliability: The stainless steel material provides long-lasting performance and resistance to harsh conditions, while the heat wrap protects surrounding components by reducing under-hood temperatures.
- Easy Installation: No tuning is required, making this a simple bolt-on upgrade that can be completed with basic hand tools.
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 15 reviews
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Product Reviews
★★★★★ 5
Excellent pampers
Size: Size 6, Unit Count: 50
Something I really like is that they absorb very well and help prevent leaks, even overnight. The material is soft on the baby’s skin and so far has not caused any irritation. In addition, the adhesive tabs are strong and allow for an easy adjustment, helping the diaper stay in place even when the baby moves a lot.
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Reviewed in the United States on March 17, 2026
★★★★★ 5
Best for a blow out!
Size: Size 5, Unit Count: 58
We loved pampers for months then my baby turned 7 months and started having blow outs bc he was so mobile. Huggies little movers fix that problem! Nice and thick, completely leak proof by the legs and up the back, nice and soft!
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Reviewed in the United States on April 17, 2026
★★★★★ 4
Great diapers, just a couple small issues
Size: Size 4, Unit Count: 150
Size 4 have been super reliable for my baby. They fit well, don’t sag, and handle active movement without leaking. The absorbency is great for daytime and short naps. My only minor complaint is that they can be a bit pricey compared to other brands, and occasionally the tabs feel a little stiff. Still, otherwise it’s a dependable diaper that I would definitely recommend
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Reviewed in the United States on November 14, 2025
★★★★★ 5
Reliable Fit for Bigger ToddlersI’m
Size: Size 7, Unit Count: 88
These diapers are great quality and hold up really well for active toddlers. My son has always had thicker legs, and these have suited him really well without being too tight or causing irritation. He just turned two and is already in a size 7 (almost an 8), so sizing up has definitely been helpful for comfort and better coverage for US. The absorbency is consistent, and they stay in place—overall a very dependable choice.
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Reviewed in the United States on March 26, 2026
★★★★★ 5
The best quality and most reliable diaper for toddlers!
Size: 4T-5T, Unit Count: 99
So far Huggies Pull-Ups have been the best for our toddler before we venture out of diapers! The quality is impeccable. Now when it comes to size, I preferably go up a size for our toddler, they seem to fit better and give my toddler comfort. These pull ups will last throughout the night without any leakage and we’ve had very few to none rashes. Also one of my favorite thing about the Huggies Pull-Ups is the way they make it easy to put and take off with the option of either literally pulling up which helps get these toddler’s ready for under garments but it also comes with the side attachments. So what put these on however works best for you!
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Reviewed in the United States on September 21, 2025