SKU: 21943670735

Banks Power 2020 GM 2500/3500 6.6L L5P Boost Tube Upgrade Kit - Red

Sale price$322.69 Regular price$358.55
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Ships within 48 hours · Estimated delivery Jul 19 - Jul 24

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Description

Banks Power 2020 GM 2500/3500 6.6L L5P Boost Tube Upgrade Kit - RedBanks massive 3. 5" boost tubes are the largest on the market, flowing 26 45% more air than stock! Smooth mandrel bent tubes deliver more air to your engine while reducing boost pressure loss resulting in quicker turbo spool and more power. Banks Boost Tubes are the largest charge air cooler pipes in the industry, measuring in at a full 3. 5 inches. Every other competitive product on the market tops out at just 3. 0 inches, and your factory pipes are

Banks massive 3.5" boost tubes are the largest on the market, flowing 26-45% more air than stock! Smooth mandrel-bent tubes deliver more air to your engine while reducing boost pressure loss resulting in quicker turbo spool and more power. Banks Boost Tubes are the largest charge air cooler pipes in the industry, measuring in at a full 3.5 inches. Every other competitive product on the market tops out at just 3.0 inches, and your factory pipes are only 2.5 inches with crushed bent corners and flimsy plastic components. By contrast, Banks Boost Tubes are made of high-quality aluminized steel for maximum strength and durability. With Banks Boost Tubes' smooth bends, your turbo can spool quicker thanks to improved boost pressure retention for maximum horsepower. The Boost Tubes work with the stock Duramax intake components by using proprietary high-strength 5-ply silicone hoses. Unique to the 2020+ model, a pair of billet aluminum cold-side adapters are also used for the intercooler connection and the throttle body. These are specially made for the airflow requirements of the L5P and feature a Venturi-like taper on their inside diameter to maintain boost pressure and volumetric flow.Key Features: Huge increase in size and flow over stock and competitors (3.5" vs 2.5").Hot Side flows 490 CFM @ 12" vs stock 388 CFM. Cold Side flows 635 CFM @ 12" vs stock 435 CFM. Constant 3.5in diameter tubing for the best flow. Billet venturi couplers maintain boost pressure. Mandrel-bent aluminized steel construction. Allow the turbocharger to spool up faster. Spring-loaded constant tension clamps. Improves airflow by over 26% and 45%. 5-ply heavy-duty Nomex woven silicone couplers. Bung for a temperature probe

  • 26-45% improvement in Mass Airflow vs Stock. Increases throttle response and reduces turbo lag

This Part Fits:

Year Make Model Submodel
2020-2026 Chevrolet Silverado 2500 HD Custom
2020-2026 Chevrolet Silverado 2500 HD High Country
2020-2026 Chevrolet Silverado 2500 HD LT
2020-2026 Chevrolet Silverado 2500 HD LTZ
2020-2026 Chevrolet Silverado 2500 HD WT
2024-2026 Chevrolet Silverado 2500 HD ZR2
2020-2026 Chevrolet Silverado 3500 HD High Country
2020-2026 Chevrolet Silverado 3500 HD LT
2020-2026 Chevrolet Silverado 3500 HD LTZ
2020-2026 Chevrolet Silverado 3500 HD WT
2020-2026 GMC Sierra 2500 HD AT4
2024-2026 GMC Sierra 2500 HD AT4X
2020-2021 GMC Sierra 2500 HD Base
2020-2026 GMC Sierra 2500 HD Denali
2024-2026 GMC Sierra 2500 HD Denali Ultimate
2022-2026 GMC Sierra 2500 HD Pro
2020-2026 GMC Sierra 2500 HD SLE
2020-2026 GMC Sierra 2500 HD SLT
2020-2026 GMC Sierra 3500 HD AT4
2020-2021 GMC Sierra 3500 HD Base
2020-2026 GMC Sierra 3500 HD Denali
2024-2026 GMC Sierra 3500 HD Denali Ultimate
2022-2026 GMC Sierra 3500 HD Pro
2020-2026 GMC Sierra 3500 HD SLE
2020-2026 GMC Sierra 3500 HD SLT
Shipping Notes
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Exchange/Return Notes
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SKU: 21943670735

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These lights are awesome. Ridiculously bright and cheap. I have nothing to compare them to but they're for being so inexpensive they are tremendously bright for being a first time installer. I cannot speak to their longevity and the moisture as I only put them on a week ago and went on trail. The whistling is definitely kind of a pain. I've tried the double sided tape people mention and it softened the whistle but when you get up to 70 mph it is obnoxiously loud I'll have to tweak it some more. If you're sensitive to loud squeezing sounds it definitely makes the ride a bit uncomfortable and I would look at other light installations instead of the 52 inch bar. If you can get past the squeeling noise or dampen the sound better than I did then you can't beat the functionality for the price
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Reviewed in the United States on August 4, 2025
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Douglas hartman
Lexington, US
★★★★★ 5
Brighter then I expected
Color: 52Inch Lights +LED Pods+ Wiring Harness
Should have went with a curved but fit under front bumper of f150 and is brighter then I ever imagined
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Reviewed in the United States on April 29, 2026
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Stephen Wathne
Chelsea, US
★★★★★ 5
Brighten up the dark wild
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My jeep came with a worn out set of these. In the big picture they were an easy replacement and allowed me to clean up the wiring mess in the jeep. The downside is they are terribly noisy driving down the road. They make great light in the dark wilderness. As soon as I'm ready for some paint correction they will be coming off.
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Reviewed in the United States on April 5, 2026
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Austin Ferguson
Battle Creek, US
★★★★★ 5
Super Bright and Easy to Install!
Color: 52Inch Lights +LED Pods+ Wiring Harness
The Nilight ZH023 LED Light Bar Combo is outstanding! The 52-inch bar plus the two 4-inch fog lights put out an incredible amount of light—perfect for off-road driving at night. The spot and flood combo gives great distance and wide coverage, and the wiring harness made installation simple. Everything feels durable, weatherproof, and built to last. For the price and performance, this is one of the best lighting upgrades you can get for your vehicle.
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Reviewed in the United States on October 4, 2025

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