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Ships within 48 hours · Estimated delivery Jul 24 - Jul 29
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Description
Wehrli Custom Fab WCF100194-SGB 4" Intake Kit W/Air Box Semi-Gloss BlkReplace the intake in your GM 6. 6L Duramax today with the Wehrli Custom Fab WCF100194 SGB 4" Intake Kit W Air Box Semi Gloss Blk from GAP. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces your diesel's restrictive plastic factory parts for improved engine performance. The design significantly increases airflow to your turbo producing improved horsepower and torque, quicker throttle response, and
Replace the intake in your GM 6.6L Duramax today with the Wehrli Custom Fab WCF100194-SGB 4" Intake Kit W/Air Box Semi-Gloss Blk from GAP. This high-flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces your diesel's restrictive plastic factory parts for improved engine performance. The design significantly increases airflow to your turbo producing improved horsepower and torque, quicker throttle response, and cooler intake temperatures by drawing cold air through the inner fender. All aluminum construction features large diameter 4" piping with smooth aerodynamic bends to improve intake air velocity, volume, and provide more aggressive engine and turbo sound during acceleration. High-quality hardware, silicone boot, seals, and stainless-steel t-bolt clamps ensure optimum durability and ease of installation. The removable air box lid element allows for easy visual inspection and maintenance of your WCFab filter with an included hydrophobic pre-filter cover, to help keep your MAF sensor, turbo, and engine airways contaminant-free.
Features:
- Semi-Gloss Black Powder Coat Finish
- 4" Intake Pipe
- Air Box & Lid Constructed of 10G Aluminum Sheet
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- Silicone Boot & Stainless-Steel T-Bolt Clamps
- 14g Aluminum Construction
- Installs Easily with Basic Hand tools.
- No Tuning Required, Bolt On
- Custom Powder Coat Finish
- Made in USA
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
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
4.0 ★★★★★
Based on 9 reviews
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Product Reviews
★★★★★ 5
Excellent quality and a perfect fit. I’m very satisfied with this purchase.
Size: Small, Color: Brown, Size: Small, Color: Brown
This trench coat exceeded my expectations. I ordered a size Small and it fits exactly how I wanted—comfortable, elegant, and very flattering. The material feels high-quality and the stitching is well done.
What impressed me the most is that, compared to other stores where the prices are much higher, this one offers amazing value for the quality you get. I’ve worn it for special occasions and it looks classy without being too heavy.
I honestly have no complaints. If you’re looking for a stylish and affordable trench coat, I recommend this 100%.
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Reviewed in the United States on January 1, 2026
★★★★★ 5
Stylish
Size: X-Large, Color: Camel
This trench coat is amazing for the price! I get compliments everywhere I wear it.
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Reviewed in the United States on March 12, 2026
★★★★★ 4
Great but poorly packaged.
Size: Large, Color: Brown
Love the coat. Just what I was hoping for good fit. Color was right. The packaging on the other hand was terrible. I hope the wrinkles come out with steam.
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Reviewed in the United States on March 23, 2026
★★★★★ 5
Great material good jacket for winter time
My husband wore this to a Christmas party and got a lot of compliments. It’s definitely warm but not too hot. Great material.
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Reviewed in the United States on April 15, 2026
★★★★★ 1
A Coat That Doubles as a Physics Experiment
The coat looks fine, but trying it on felt like stepping into a physics experiment. The 100% polyester fabric generated so much static electricity that I honestly felt like a walking electrical generator. If you enjoy shocking yourself and everything around you, this is the coat for you. Otherwise… be prepared.
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Reviewed in the United States on January 23, 2026