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Ships within 48 hours · Estimated delivery Jul 24 - Jul 29
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Description
Wehrli Custom Fab WCF100191-SGB 4" Intake Kit W/Air Box Semi-Gloss BlkUpgrade the intake in your GM Silverado Sierra 6. 6L Duramax today with the Wehrli Custom Fab WCF100191 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 the restrictive plastic factory parts on your diesel for improved engine performance. This design significantly increases airflow to your turbo producing improved horsepower and torque, quicker
Upgrade the intake in your GM Silverado/Sierra 6.6L Duramax today with the Wehrli Custom Fab WCF100191-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 the restrictive plastic factory parts on your diesel for improved engine performance. This 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:
- Gloss Black Powder Coat Finish
- 4" Intake Pipe
- 144g Aluminum Construction
- 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
- O-Ring Seal
- Installs Easily With Basic Hand Tools
- No Tuning Required
- 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
4.7 ★★★★★
Based on 29 reviews
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Product Reviews
★★★★★ 5
Great choice
Love these. Easy for kids to handle Not too rough.
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Reviewed in the United States on April 1, 2026
★★★★★ 5
Easy to use
My husband is blind, and this really helps him to keep a hold of his soap.
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Reviewed in the United States on April 4, 2026
★★★★★ 5
Great item
Exactly what I was looking for.
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Reviewed in the United States on January 28, 2026
★★★★★ 4
Lathers well, could use a better closure.
Good material that lathers up well, but a real drawstring closure would have been way better than the method used here.
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Reviewed in the United States on March 12, 2026
★★★★★ 5
Love it
Format: Board book
Love this book for my baby and the pictures are amazing. Baby loves the colors!
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Reviewed in the United States on June 17, 2025