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- USA
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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
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Description
Fleece Performance 11-16 GM 2500/3500 Duramax LML CP3 Conversion Kit w/CP3Experience superior fuel delivery with the Fleece Performance 11 16 GM 2500 3500 Duramax LML CP3 Conversion Kit. Designed specifically for GM Duramax LML engines from 2011 to 2016, this kit includes a high quality CP3 injection pump to enhance your vehicle's fuel performance and reliability. Whether you're upgrading your truck for improved power, efficiency, or durability, this conversion kit delivers the precision and strength you need. Crafted by
Experience superior fuel delivery with the Fleece Performance 11-16 GM 2500/3500 Duramax LML CP3 Conversion Kit. Designed specifically for GM Duramax LML engines from 2011 to 2016, this kit includes a high-quality CP3 injection pump to enhance your vehicle's fuel performance and reliability. Whether you're upgrading your truck for improved power, efficiency, or durability, this conversion kit delivers the precision and strength you need.Crafted by Fleece Performance, a trusted name in the tuning community, this CP3 conversion kit supports better fuel flow and engine responsiveness. With easy installation and compatibility assured for the GM 2500 and 3500 series Duramax LML models, it's an ideal solution for enthusiasts seeking a performance edge in fuel delivery systems.
Shop with confidence knowing Tuningsupply offers competitive pricing with no hidden fees, fast European shipping, and dedicated customer support from fellow enthusiasts. Upgrade your fuel injection system today to unleash your engine's full potential with the Fleece Performance CP3 Conversion Kit.
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
4.8 ★★★★★
Based on 20 reviews
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Product Reviews
★★★★★ 5
Solid option at the price point.
Color: Brick Melange, Size: XX-Large
I love these quarter-zip pullovers. I bought this one as a gift, but I personally own two others myself, which should say a lot. They’re comfortable, lightweight, and extremely versatile. I wear mine for golf, casual office days, and layered when it’s cooler out—they pair well with just about anything.
For the price point, they really can’t be beat. The look and feel are comparable to options that cost significantly more. Great value, great performance, and a sharp, clean style. I’ll likely keep buying more.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 19, 2026
★★★★★ 4
GOOD QUALITY
Color: Dark Khaki Melange, Size: Large
GOOD FIT AND VERY GOOD QUALITY I WILL BE BYING MORE.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026
★★★★★ 5
Great color and material
Color: Light Blue Melange, Size: Large
Maelreg is becoming my goto for clothing. They use really good quality material and a great look and price. Maelreg continues to impress me, I've now purchased 6-8 of their shirts/hoodies and 2 pair of joggers. I really like them all.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 20, 2026
★★★★★ 5
Hubby’s Fave!
Color: Wistful Mauve Melange, Size: XX-Large, Color: Wistful Mauve Melange, Size: XX-Large
My husband lives in these comfortable performance quarter zips by Maelreg! He says they’re warm in the cool months, they fit great, can be worn with just about any slacks, joggers, or shorts. They come in many different colors and they fit the tall guys like my husband, whose 6’4” He orders 2XL.
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Reviewed in the United States on April 30, 2026
★★★★★ 5
Love them!
Color: Lavender Melange, Size: X-Large
True to size I wear a 2XL they fit great material is nice. perfect for the golf course or business casual. I have 4 different colors and always get compliments! Will definitely get more.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026
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