Daysyore 2017-2023 6.6L Duramax L5P EGR Valve Cooler Delete Kit

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Subtotal: $189.99
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Free shipping to the continental US

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Free 30 days return
Vehicle Info Required to Guarantee Fit

Local Policy

  • Not legal for sale in California, New York, Colorado & Maine! If your vehicle is registered in the four states, do not purchase this part.If not, this converter will work on your vehicle.

Legal Consideration

  • It is important to note that modifying emissions control systems on your vehicle can be illegal in some jurisdictions, and may result in fines or other penalties. Please confirm whether your vehicle meets Federal EPA standards first.

Professional Installation

  • While the egr delete kit for EGR Valve Cooler Delete Kit For 2017-2021 Chevrolet GMC 6.6L can be installed by anyone with basic mechanical knowledge, it is recommended to have it installed by a professional mechanic to ensure proper installation and avoid any potential issues.

2017-2023 L5P 6.6L Duramax Diesel GMC Sierra 2500HD 3500HD
2017-2023 L5P 6.6L Duramax Diesel Chevrolet Silverado 2500HD 3500HD
Material Aluminium Alloy
Color Black
Installation Position Rear
Weight 1.8 kg
Warranty 12 Months
Surface treatment CNC Machined Anodized
Package Dimension 52cm-12.5cm-7.5cm
Item Dimension 52cm-12.5cm-7.5cm

Returns Policy

Thanks for choosing Daysyore. All of our Daysyore products are strictly tested by our quality inspection team before shipment, if you find any quality issue, please email us at

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

The refund will be processed within 7 working days after the receipt and validation of return. Please check your account then.


Do you ship internationally?

NO, We have our own warehouse in the United States and we only ship to the United States.

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Free shipping on all items

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Processing time: 1-3 Business days

Shipping time: US: 3-5 Business days

1. Disconnect the battery and allow the engine to cool.
2. Remove the EGR valve and cooler.
3. Install the anodized block-off plate.
4. Replace the coolant hose.
5. Cut or loosen bolts and clamps on the old exhaust system.
6. Install the front block-off plate and the rear block-off plate.
7. Connect the new throttle valve pipe, and other components.
8. Tighten all bolts and clamps securely.
9. Reprogram the engine control module(ECM).
10. Reconnect the battery.
11. Start the engine and check for any leaks.

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