SKU: 19360484629

S&B Filters 75-5136D Cold Air Intake For 20-21 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax Dry Extendable

Sale price$170.55 Regular price$189.50
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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5

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Description

S&B Filters 75-5136D Cold Air Intake For 20-21 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax Dry ExtendableMaximum Performance: Our cold air intake for the 20 21 Silverado Sierra Duramax L5P 6. 6L was engineered to minimize air restriction and flow better than stock. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat. New Snap In Lid Design: Our new snap In lid design requires no screws to secure it to the box. This makes installation and inspection quick and easy, as the filter can be installed and

Maximum Performance: Our cold air intake for the 20-21 Silverado / Sierra Duramax L5P 6.6L was engineered to minimize air restriction and flow better than stock. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat.

New Snap In Lid Design: Our new snap-In lid design requires no screws to secure it to the box. This makes installation and inspection quick and easy, as the filter can be installed and removed without having to remove the intake tube. Our silicone edge trim ensures an airtight seal, protecting against unwanted, power-robbing engine heat. (Patent Pending) This kit comes with a massive, highly-efficient air filter which results in better performance and protects your engine. Available in either 8-layer Cotton Cleanable or Dry Extendable media. 

Silicone Hood Scoop SealThe L5P intake kit features a silicone air scoop seal that integrates with the OEM hood scoop and feeds air to the filter. More airflow equals better performance

Choose Your Airflow: More air equals better performance. The Duramax L5P 6.6L intake features three air inlet points. If you want to customize the amount of air you take in, we provide an optional box plug that can seal off one inlet point. Stock intake boxes are a significant contributor to poor airflow which is why S&B designs custom air boxes with secondary and/or enlarged openings. With that said, S&B recognizes the benefits of cooler air, so we have included a plug to seal off the opening if desired. For optimal performance, we recommend that the intake be used without the box plug, except in conditions of an extreme heatwave.

No Check Engine Lights: S&B devotes a huge amount of resources to engineer our intakes that allow your engine to run properly with stock calibration or enhanced tuning. This kit was designed to avoid check engine lights with it's properly mapped Mass Air Flow Sensor.

Details:

  • Fits 20-21 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax
  • Filter Type Dry
  • Filter Dry Extendable
  • Replacement Filter KF-1076D
  • Filter Color White
  • Engine Manufacturer Duramax
  • Street Legal In All US States Pending
  • CARB Exempt ID Pending
  • Liter 6.6 Liter
  • Cylinder V8
  • Warranty Million Mile Warranty
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 19360484629

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Cynthia Gordon
San Leandro, US
★★★★★ 5
Perfect firmness
Size: Queen (Mid Loft), Number of Items: 1
This pillow is great! Not too soft, not too firm. Holds its shape.
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Reviewed in the United States on April 9, 2026
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Jill Brock
Lexington, US
★★★★★ 5
The best Pillow ever!
Size: Queen (Mid Loft), Number of Items: 1
I am a life long latex pillow user! The one i typically use is 150+. This pillow is better and less expensive . It has just enough firmness but still soft . I am a side sleeper and it supports my neck perfectly . I am going to buy three more!
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Reviewed in the United States on December 13, 2025
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Gay Petro
Massapequa, US
★★★★★ 5
Comfortable and light weight
Size: Queen (Mid Loft), Number of Items: 1
Perfect. Just what we wanted
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Reviewed in the United States on February 18, 2026
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HF
Draper, US
★★★★★ 4
Make sure you're not allergic to latex
Size: Queen (Mid Loft), Number of Items: 1
This pillow is so soft and bouncy! After using it for a couple of nights, I felt that it wasn't high enough for me, as I'm a side sleeper. So I started using it with another thin pillow underneath it. That worked fine and I was happy with it until I started developing itchy skin on my neck, scalp and ears! Now, to be fair, this isn't the pillow's fault! I just didn't know I was allergic to latex! I unfortunately had to return it.
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Reviewed in the United States on April 10, 2026
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Linda Pearl
Draper, US
★★★★★ 5
Great Pillow
Size: Queen (Mid Loft), Number of Items: 1
My husband bought me this pillow - I loved it so much I bought a second one! It is so comfortable and keeps its shape. I would buy again!
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Reviewed in the United States on May 31, 2026

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