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  • For Off-Road Use Only
    Black Bandit Up-Pipes GM Duramax 6.6L L5P - Stainless Up-Pipes (2017-2024)
  • For Off-Road Use Only
    Black Bandit Up-Pipes GM Duramax 6.6L L5P - Stainless Up-Pipes (2017-2024)
  • For Off-Road Use Only
    Black Bandit Up-Pipes GM Duramax 6.6L L5P - Stainless Up-Pipes (2017-2024)
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GM Duramax 6.6L L5P - Stainless Up-Pipes (2017-2024)

Sku: EP-GM-L5P-UP

This product fits:

2017-2024 Chevy Duramax L5P 6.6L Silverado 2500 / 3500
2017-2024 GMC Duramax L5P 6.6L Sierra 2500 / 3500
$499.99
-0%
Shipping calculated at checkout.

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Within the device vehicle info section, look for the value with the text containing "14C204":
HC3A-14C204-ABH

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Black Bandit Series 3 material image
T304 Stainless Steel

The Purest Stainless Steel used in Exhaust System Manufacturing

rust resistant icon

High Rust Resistance

Lasts up to 20+ years icon

Lasts Up To 20+ years

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Looks Better

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T409 Stainless Steel

The Standard Stainless Steel used in Exhaust System Manufacturing

rust prone icon

Low Rust Resistance

Lasts up to 20+ years icon

Lasts Up To 5-8 Years

Looks better icon

Looks Dull

Attention

A 2022 Cummins Tune Package was added to your cart. This tune is a beta tune that may cause the following:

  • Low power
  • Poor fuel mileage
  • Engine codes that may appear
  • Poor shifting characteristics

For a tested and proven tune, please view our Ram Cummins 6.7L All-in-One DPF/DEF/EGR Delete Kit w/ECM Swap (2022-2024)

Attention

You have added a product to your cart that requires the Service. This required additional service is NOT included in the price shown on TunerDepot.com. This means that you will be required to pay for the Service in addition to the product you have just added to the cart.

Upgrade your 2017–2024 L5P Duramax 6.6L exhaust with these heavy-duty 2" stainless up-pipes. Replace the factory 1-5/8" OEM pipes that are prone to leaks. Experience faster turbo spool-up, Lower EGTs, and the peace of mind that comes with a robust, leak-free system. Built from 2" stainless tubing and mild steel flanges for unbeatable durability.

Compatibility:

  • Fits 2017–2024 GMC Sierra & Chevy Silverado 2500/3500 with the L5P 6.6L Duramax engine.

Features of GM L5P 6.6 Stainless Up-Pipes (2017-2024):

  • 2" stainless steel tubing for maximum exhaust flow
  • Mild steel flanges ensure a secure, leak-free seal
  • Replaces OEM 1-5/8" up-pipes that develop bellow leaks
  • Boosts turbo spool-up for sharper throttle response
  • Lowers exhaust gas temperatures (EGTs) to protect engine components
  • Precision TIG-welded construction for long-term reliability
  • Includes premium gaskets and installation hardware
  • No EGR provisions; EGR delete required for L5P setups

Note: Ensure all EGR components are removed before installation—these up-pipes have no EGR provisions.

🚫 For off-road applications only.

Important Product Information

Off-Road Use Only: The products sold on this website are intended for off-road use only, and may not be legal for use on public highways where pollution control laws apply.

Check Local Laws: Before purchasing and installing any of these parts, please check your local and state laws to confirm whether the modifications are legal in your area.

Professional Installation Recommended: These kits and parts are strongly recommended to be installed by professional mechanics only. Improper installation may lead to performance issues or damage to your vehicle. Unless specified differently on the product page, our parts do not include installation instructions. They are intended for individuals with a proficient understanding of mechanical systems and procedures. Like many aftermarket parts compatible with a variety of vehicles, minor adjustments or modifications may be necessary during the installation process. We cannot accept returns or offer refunds on the basis of an inability to complete the installation due to the absence of instructions.

Warranty: The use of these parts will void the warranty of your vehicle. Please confirm with your vehicle manufacturer before purchase and installation.

No Liability: Tuner Depot is not responsible for any damage or issues that may arise from the use of these parts.

Product Images: Product images are for illustrative purposes only and may differ from the actual product due to manufacturer design changes or improvements.

No Performance Guarantees: While these parts are designed to enhance the performance of your vehicle, no guarantees are made regarding the specific performance gains that will be achieved.

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Our Shipping Policy: Our aim is to dispatch all orders within two business days, providing you with a quick and efficient processing time. However, unforeseen circumstances beyond our control may occasionally impact shipping times.
Factors Affecting Shipping:
  • Weather Conditions: Adverse weather conditions such as rain, snow, or sleet may affect delivery timelines. We will make every effort to minimize any delays.
  • Holiday Periods: Please note that our shipping center will be closed during holidays. We will resume shipping promptly on the next business day. Allow for potential delays during peak seasons, but rest assured, we will keep you informed every step of the way.
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We genuinely appreciate your understanding and patience during any unexpected obstacles. Be assured that we will utilize every resource available to deliver your performance parts promptly.