Convert your LML's fuel system from a CP4 to a CP3 Improve your LML Duramax's reliability and fueling capability with a CP3 conversion. Since its introduction, the CP4 has proven to be less reliable and less capable than the CP3 used in previous Duramax platforms.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2011-2016 | Chevrolet | Silverado 2500 HD | LML |
| 2011-2016 | Chevrolet | Silverado 3500 HD | LML |
| 2011-2016 | GMC | Sierra 2500 HD | LML |
| 2011-2016 | GMC | Sierra 3500 HD | LML |
Specifications
| Brand | Fleece Performance |
|---|---|
| Manufacturer Part Number | FPE-LML-CP3-WP |
| Product Type | Injection Pumps & Controllers |
| Condition | New |
What's Included
One new Fleece Performance product identified by manufacturer part number FPE-LML-CP3-WP. Additional fittings, fluids, hoses, wiring, tuning, tools, and hardware are included only when expressly stated for this exact part number.
About Fleece Performance
Fleece Performance Engineering develops diesel fuel-system, turbocharger, cooling, valvetrain, engine, and electrical components for Cummins, Duramax, Power Stroke, and related applications. Correct selection depends on the exact part number and complete application details.
Related Fleece Performance Products
- Shop all Fleece Performance products
- Fleece Performance 01-13 GM Duramax 6.6L Duramax CP3K (LBZ/LMM Based)
- Fleece Performance 01-13 GM Duramax 6.6L Duramax PowerFlo 750 CP3 (LBZ/LMM Based)
- Fleece Performance 01-16 GM Duramax 6.6L CP3 Adapter Kit w/O-Rings
Frequently Asked Questions
How do I confirm Fleece Performance FPE-LML-CP3-WP fits?
Match every year, make, model, and application note in the fitment table. Confirm engine, drivetrain, body configuration, factory equipment, connectors, and any exclusions before ordering.
What is included with Fleece Performance FPE-LML-CP3-WP?
The listing includes only the components stated in the What's Included section. Related fittings, wiring, fluids, tools, and supporting parts are not included unless expressly listed.
Does installation require tuning or additional parts?
The manufacturer states that additional calibration is not required for this exact part. Other supporting parts and normal installation tools may still be required.
Installation Instructions
- Verify the exact application and inspect every included component before installation.
- Follow the current Fleece Performance instructions for the exact part number, including all torque, sealing, wiring, fluid, clearance, priming, and calibration requirements.
- Check for leaks, fault codes, abnormal operation, and loose connections after startup and again after the initial drive.
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