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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
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Description
Industrial Injection 11-16 GM Duramax 6.6L LML CP4 to CP3 Conversion Kit w/Pump (No Tuning Required)Upgrade your 2011 to 2016 GM Duramax 6. 6L LML with the Industrial Injection CP4 to CP3 Conversion Kit. This kit includes a high performance CP3 injection pump and eliminates the need for any tuning, making installation straightforward and hassle free. Designed specifically for the GM Duramax 6. 6L LML engines, this conversion kit improves fuel delivery performance and reliability using trusted Industrial Injection technology. Whether you're upgrading
Upgrade your 2011 to 2016 GM Duramax 6.6L LML with the Industrial Injection CP4 to CP3 Conversion Kit. This kit includes a high-performance CP3 injection pump and eliminates the need for any tuning, making installation straightforward and hassle-free.Designed specifically for the GM Duramax 6.6L LML engines, this conversion kit improves fuel delivery performance and reliability using trusted Industrial Injection technology. Whether you're upgrading your diesel truck for enhanced power or fuel efficiency, this kit delivers dependable results with quality components.
Precision-engineered for easy installation, it fits directly in place of the original CP4 pump and comes fully assembled and ready to install. This means you can expect less downtime and faster upgrade times for your performance diesel project.
Experience improved system durability and gain the confidence that comes with using a product built by Industrial Injection, a leader in fuel delivery solutions. Shop now at Tuningsupply to enjoy competitive pricing, fast European shipping, and no hidden fees on your order.
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
4.2 ★★★★★
Based on 17 reviews
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Product Reviews
★★★★★ 5
So just use it in the long run you’ll love it
Style: Full Synthetic High Mileage, Size: 5 qt (Pack of 1), Configuration: 5W-30
The best quality , compatible with any engine advanced synthetic oil. Great value for the money it will save you money in the future. The fit is great easy to pour. The color is beautiful amber gold. I’ve been using Valvoline oil for 48 years. I’ve been a mechanic for 48 years and if you take apart an engine that has been using it , it is clean inside. If you take apart an engine that has been using a different brand they have a tar like build up in them. Like the old commercial use to say mechanics that know use only valvoline oil.
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Reviewed in the United States on May 27, 2026
★★★★★ 5
Good Oil and Great Price
Style: Full Synthetic High Mileage, Size: 5 qt (Pack of 1), Configuration: 0W-20
I get this oil for my daughter’s 2016 Corolla. It’s such a great price compared to auto part store. I do hope it’s the same quality as I get elsewhere! It seems to be a quality oil for my daughter’s 4cyl Corolla.
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Reviewed in the United States on June 1, 2026
★★★★★ 5
Works well
Style: Full Synthetic High Mileage, Size: 5 qt (Pack of 1), Configuration: 10W-30
I really like Valvaline oil for my vehicle, have for years
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Reviewed in the United States on May 30, 2026
★★★★★ 5
There’s oil in those yarn Hills!
Style: Full Synthetic High Mileage, Size: 1 qt (Pack of 1), Configuration: 5W-20
It’s great oil at a fair price. The shipping was expeditious and glad it was.
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Reviewed in the United States on May 22, 2026
★★★★★ 5
Great value, cheaper than local.
Style: Full Synthetic High Mileage, Size: 5 qt (Pack of 1), Configuration: 0W-20
Good value, fast shipping, Valvoline quality.
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Reviewed in the United States on May 16, 2026