Shop LDS CP3 Conversion Kit

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$1,999.00
Fleece CP3 Conversion Kit For 2011-2016 LML Duramax Diesel | FPE-LML-CP3-WP
Thoroughbred Diesel
6
$1,999.00
Fleece CP3 Conversion Kit For 2011-2016 LML Duramax Diesel | FPE-LML-CP3-WP
Thoroughbred Diesel
$6,999.99
$8,699.99
2019-2020 Ram 6.7 Cummins CP4 Fuel Pump Failure Kit With S&S Diesel Motorsport CP3 Conversion Kit - Engine Output: High Output (1,000 ft Lb)
InjectorsDirect.com
19% off
$6,999.99
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2019-2020 Ram 6.7 Cummins CP4 Fuel Pump Failure Kit With S&S Diesel Motorsport CP3 Conversion Kit - Engine Output: High Output (1,000 ft Lb)
InjectorsDirect.com
$2,700.00
2019-2020 Ram 6.7 Cummins CP3 Conversion Kit
InjectorsDirect.com
$2,700.00
2019-2020 Ram 6.7 Cummins CP3 Conversion Kit
InjectorsDirect.com
$1,961.67
Fleece Performance - 11-16 GM 2500/3500 Duramax LML CP3 Conversion Kit W/CP3 (FPE-LML-CP3-WP)
Amazon.com
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Free shipping
$1,961.67
Fleece Performance - 11-16 GM 2500/3500 Duramax LML CP3 Conversion Kit W/CP3 (FPE-LML-CP3-WP)
Amazon.com
$5,562.57
Thoroughbred Fuel System Contamination Kit With CP3 Conversion 11-16 LML Duramax
Thoroughbred Diesel
$5,562.57
Thoroughbred Fuel System Contamination Kit With CP3 Conversion 11-16 LML Duramax
Thoroughbred Diesel
$2,600.00
S&S Diesel Motorsport® 50 State LML CP3 Conversion Compatible With 2011-2016 GM LML Duramax Diesel (LML-CP3-CARB)
Amazon.com
Free shipping
$2,600.00
S&S Diesel Motorsport® 50 State LML CP3 Conversion Compatible With 2011-2016 GM LML Duramax Diesel (LML-CP3-CARB)
Amazon.com
$749.00
Fleece Performance - 11-16 GM 2500/3500 Duramax LML CP3 Conversion Hardware Kit W/O Pump (FPE-LML-CP3-NP)
Amazon.com
Free shipping
$749.00
Fleece Performance - 11-16 GM 2500/3500 Duramax LML CP3 Conversion Hardware Kit W/O Pump (FPE-LML-CP3-NP)
Amazon.com
$2,599.00
Fleece CP3 Conversion Kit With HD CP3 For 2011-2016 LML Duramax | FPE-LML-CP3-10
Thoroughbred Diesel
2
$2,599.00
Fleece CP3 Conversion Kit With HD CP3 For 2011-2016 LML Duramax | FPE-LML-CP3-10
Thoroughbred Diesel
$1,485.00
LML CP3 Conversion Kit Pump, Stock 0445020105CON | Industrial Injection
Industrial Injection Diesel Performance
$1,485.00
LML CP3 Conversion Kit Pump, Stock 0445020105CON | Industrial Injection
Industrial Injection Diesel Performance
$2,600.00
S&S Diesel Motorsport 50 State LML CP3 Conversion Kit - CARB Cert W/ Pump - No Recal Reqd - LML-CP3-CARB
Thoroughbred Diesel
1
$2,600.00
S&S Diesel Motorsport 50 State LML CP3 Conversion Kit - CARB Cert W/ Pump - No Recal Reqd - LML-CP3-CARB
Thoroughbred Diesel
$749.00
Fleece CP3 Conversion Hardware Kit (No Pump) For 2011-2016 LML Duramax | FPE-LML-CP3-NP
Thoroughbred Diesel
$749.00
Fleece CP3 Conversion Hardware Kit (No Pump) For 2011-2016 LML Duramax | FPE-LML-CP3-NP
Thoroughbred Diesel
$1,999.00
Fleece Performance FPE-LML-CP3-WP LML CP3 Conversion Kit With CP3 -
Tameless Performance
11
$1,999.00
Fleece Performance FPE-LML-CP3-WP LML CP3 Conversion Kit With CP3 -
Tameless Performance
$6,501.86
Industrial Injection 2011-16 6.6L Duramax LML Bosch Disaster Kit With CP3 Conversion Kit With CP3 | 4G6104
Thoroughbred Diesel
7
$6,501.86
Industrial Injection 2011-16 6.6L Duramax LML Bosch Disaster Kit With CP3 Conversion Kit With CP3 | 4G6104
Thoroughbred Diesel
$8,858.96
Industrial Injection Disaster Kit W/CP3 Conversion High Output - 2019-2020 RAM 6.7L | 2GS103
Thoroughbred Diesel
$8,858.96
Industrial Injection Disaster Kit W/CP3 Conversion High Output - 2019-2020 RAM 6.7L | 2GS103
Thoroughbred Diesel
$2,098.95
Fleece Performance CP3 Conversion Kit With CP3 For 2011-2016 LML Duramax
Mark DeCola Diesel Performance LLC
$2,098.95
Fleece Performance CP3 Conversion Kit With CP3 For 2011-2016 LML Duramax
Mark DeCola Diesel Performance LLC
$6,439.78
Industrial Injection LML Bosch Disaster Kit With Emissions Intact CP3 Conversion Kit | 4G6106
Thoroughbred Diesel
$6,439.78
Industrial Injection LML Bosch Disaster Kit With Emissions Intact CP3 Conversion Kit | 4G6106
Thoroughbred Diesel
$2,599.00
Fleece Performance FPE-LML-CP3-10 2011-2016 LML CP3 Conversion Kit
Tameless Performance
$2,599.00
Fleece Performance FPE-LML-CP3-10 2011-2016 LML CP3 Conversion Kit
Tameless Performance
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Fleece Performance Fpe-Lml-Cp3-Wp Cp3 Conversion Kit With Pump For
eBay
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Fleece Performance Fpe-Lml-Cp3-Wp Cp3 Conversion Kit With Pump For
eBay
$5,283.54
Industrial Injection 2011-16 6.6L Duramax LML Bosch Disaster Kit With CP3 Conversion Kit Only. No CP3 | 4G6105
Thoroughbred Diesel
$5,283.54
Industrial Injection 2011-16 6.6L Duramax LML Bosch Disaster Kit With CP3 Conversion Kit Only. No CP3 | 4G6105
Thoroughbred Diesel
$6,501.86
11-16 GM LML 6.6L Duramax Industrial Injection Bosch Disaster Kit With CP3 Conversion Kit
Pure Diesel Power
7
$6,501.86
11-16 GM LML 6.6L Duramax Industrial Injection Bosch Disaster Kit With CP3 Conversion Kit
Pure Diesel Power
$3,445.00
Venom CP3 Conversion Kits - Dodge 6.7L 2019-2020 Pick-Up/Cab&Chassis Kit W/R900 CP3 Pump
Tameless Performance
$3,445.00
Venom CP3 Conversion Kits - Dodge 6.7L 2019-2020 Pick-Up/Cab&Chassis Kit W/R900 CP3 Pump
Tameless Performance
$2,700.00
S&S Diesel No Tuning Required RAM CP3 Conversion Kit For 2019-2020 Ram 2500/3500 | RAM-CP3-NOTUNE
Thoroughbred Diesel
3
$2,700.00
S&S Diesel No Tuning Required RAM CP3 Conversion Kit For 2019-2020 Ram 2500/3500 | RAM-CP3-NOTUNE
Thoroughbred Diesel
$3,099.00
Venom CP3 Conversion Kits - Dodge 6.7L 2019-2020 Pick-Up/Cab&Chassis Kit W/Stock CP3 Pump
Tameless Performance
$3,099.00
Venom CP3 Conversion Kits - Dodge 6.7L 2019-2020 Pick-Up/Cab&Chassis Kit W/Stock CP3 Pump
Tameless Performance
$2,295.00
11-16 GM 6.6L LML Duramax Dan's Diesel Emissions Compliant CP3 Conversion Kit W/CP3 Pump
Pure Diesel Power
$2,295.00
11-16 GM 6.6L LML Duramax Dan's Diesel Emissions Compliant CP3 Conversion Kit W/CP3 Pump
Pure Diesel Power
$2,699.00
Fleece Cp3 Conversion Kit With Heavy Duty Cp3 For 2011-2016 Lml Duramax
Blessed Performance
5
$2,699.00
Fleece Cp3 Conversion Kit With Heavy Duty Cp3 For 2011-2016 Lml Duramax
Blessed Performance
$1,999.00
Fleece Cp3 Conversion Kit 2011 To 2016 6.6L Lml Duramax
Blessed Performance
11
$1,999.00
Fleece Cp3 Conversion Kit 2011 To 2016 6.6L Lml Duramax
Blessed Performance
$1,953.95
Venom CP3 Conversion Kits - Dodge 6.7L 2019-2020 Pick-Up/Cab&Chassis Conversion Kit Only
Tameless Performance
$1,953.95
Venom CP3 Conversion Kits - Dodge 6.7L 2019-2020 Pick-Up/Cab&Chassis Conversion Kit Only
Tameless Performance
$1,349.98
VW TDI Diesel BMW R70 Fisher CP4 To CP3 Conversion Kit CBEA CJAA CKRA
eBay
Free shipping
$1,349.98
VW TDI Diesel BMW R70 Fisher CP4 To CP3 Conversion Kit CBEA CJAA CKRA
eBay
$3,900.00
S&S Diesel CP3 Conversion Kit For 2017-2024 GM 6.6L Duramax L5P
Tameless Performance
$3,900.00
S&S Diesel CP3 Conversion Kit For 2017-2024 GM 6.6L Duramax L5P
Tameless Performance
$1,174.95
ZZ Diesel LML CP3 Injection Pump Conversion Kit, 2011-2016 GM 6.6L Duramax, Tune Required
ZZ Diesel
$1,174.95
ZZ Diesel LML CP3 Injection Pump Conversion Kit, 2011-2016 GM 6.6L Duramax, Tune Required
ZZ Diesel
$786.45
Fleece Performance CP3 Conversion Hardware Kit (No Pump) For 2011-2016 LML Duramax
Mark DeCola Diesel Performance LLC
$786.45
Fleece Performance CP3 Conversion Hardware Kit (No Pump) For 2011-2016 LML Duramax
Mark DeCola Diesel Performance LLC
$749.00
11-16 GM LML 6.6L Duramax Fleece CP3 Conversion Hardware Kit (No Pump)
Pure Diesel Power
$749.00
11-16 GM LML 6.6L Duramax Fleece CP3 Conversion Hardware Kit (No Pump)
Pure Diesel Power
$1,999.00
Fleece Emissions Compliant Cp3 Conversion Kit W/ Pump For 11-16 6.6L
eBay
Free shipping
$1,999.00
Fleece Emissions Compliant Cp3 Conversion Kit W/ Pump For 11-16 6.6L
eBay
$2,175.00
LML CP3 Conversion Kit W/Pump - Competition Use Only - No Tuning Req'd
Diesel Auto Power - July 7th 2025
$2,175.00
LML CP3 Conversion Kit W/Pump - Competition Use Only - No Tuning Req'd
Diesel Auto Power - July 7th 2025
$6,638.95
LML Bosch Disaster Kit With Emissions Intact CP3 Conversion Kit
Industrial Injection Diesel Performance
$6,638.95
LML Bosch Disaster Kit With Emissions Intact CP3 Conversion Kit
Industrial Injection Diesel Performance
$2,500.00
Exergy SPE Motorsport CP3 Conversion Kit - 11-19 Powerstroke 6.7L | E12 SPE-SPE-S100373
Thoroughbred Diesel
$2,500.00
Exergy SPE Motorsport CP3 Conversion Kit - 11-19 Powerstroke 6.7L | E12 SPE-SPE-S100373
Thoroughbred Diesel
Fleece LML CP3 Conversion Kit w/ CP3 for 11-16 Chevy/GMC Duramax
Fleece LML CP3 Conversion Kit w/ CP3 for 11-16 Chevy/GMC Duramax
Jan 18, 2025
fleeceperformance.com
These kits are the perfect solution for trucks with bigger turbo kits and injectors that have reached the limits of the stock HP4 pump and are in search of more power. ***Requires use of an aftermarket low pressure / CP3 compatible lift pump. Not compatible with OEM L5P in-tank pump or high-pressure lift pumps designed for use with HP4 injection pumps.*** Which CP3 pump size option is best for you? Sportsman (WCF100455)- A great choice for trucks looking to replace a failed HP4 or applications w
3:21
These kits are the perfect solution for trucks with bigger turbo kits a…
4.3K viewsDec 7, 2020
FacebookWehrli Custom Fabrication Inc.
WCFab LML CP3 Conversion Kit; We offer TWO different styles kits, and we often get asked, what is the difference? In this video we explain, Street Series Vs Race! What is a CP3 Conversion? The Factory CP4.2 Pump Found on 2011 and newer Duramax's has been known to be a problematic component. Even the slightest amount of fuel or water contamination can ruin the pumps internals leading to metal debris flushing throughout the entire fuel system. When these pumps fail it can lead to a repair job usua
1:58
WCFab LML CP3 Conversion Kit; We offer TWO different styles kits, an…
2.5K viewsApr 5, 2020
FacebookWehrli Custom Fabrication Inc.
5K views · 75 reactions | Still running a CP4 in your LML Duramax? Our CP3 Conversion Kit is the upgrade that saves your fuel system before it’s too late. | Wehrli Custom Fabrication Inc. | Facebook
6:42
5K views · 75 reactions | Still running a CP4 in your LML Duram…
1.6K views2 weeks ago
FacebookWehrli Custom Fabrication Inc.
LML CP3 conversion
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yellowbullet.com
2016 LML Duramax CP4 to CP3 Conversion
2016 LML Duramax CP4 to CP3 Conversion
Apr 11, 2024
duramaxforum.com
Chevrolet GMC Duramax LML CP4 to CP3 Conversion 2011-2016 ( Kit )
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Chevrolet GMC Duramax LML CP4 to CP3 Conversion 2011-2016 ( Kit )
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Fleece 5.9L Cummins CP3K: High-Performance Fuel Pump
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CP4 TO CP3 CONVERSION ON 5TH GEN CUMMINS!!
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Shop LDS CP3 Conversion Kit

Sponsored
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$1,999.00
Fleece CP3 Conversion Kit For 2011-2016 LML Duramax Diesel | FPE-LML-CP3-WP
Thoroughbred Diesel
6
$1,999.00
Fleece CP3 Conversion Kit For 2011-2016 LML Duramax Diesel | FPE-LML-CP3-WP
Thoroughbred Diesel
$6,999.99
$8,699.99
2019-2020 Ram 6.7 Cummins CP4 Fuel Pump Failure Kit With S&S Diesel Motorsport CP3 Conversion Kit - Engine Output: High Output (1,000 ft Lb)
InjectorsDirect.com
19% off
$6,999.99
$8,699.99
2019-2020 Ram 6.7 Cummins CP4 Fuel Pump Failure Kit With S&S Diesel Motorsport CP3 Conversion Kit - Engine Output: High Output (1,000 ft Lb)
InjectorsDirect.com
$2,700.00
2019-2020 Ram 6.7 Cummins CP3 Conversion Kit
InjectorsDirect.com
$2,700.00
2019-2020 Ram 6.7 Cummins CP3 Conversion Kit
InjectorsDirect.com
$1,961.67
Fleece Performance - 11-16 GM 2500/3500 Duramax LML CP3 Conversion Kit W/CP3 (FPE-LML-CP3-WP)
Amazon.com
11
Free shipping
$1,961.67
Fleece Performance - 11-16 GM 2500/3500 Duramax LML CP3 Conversion Kit W/CP3 (FPE-LML-CP3-WP)
Amazon.com
$5,562.57
Thoroughbred Fuel System Contamination Kit With CP3 Conversion 11-16 LML Duramax
Thoroughbred Diesel
$5,562.57
Thoroughbred Fuel System Contamination Kit With CP3 Conversion 11-16 LML Duramax
Thoroughbred Diesel
$2,600.00
S&S Diesel Motorsport® 50 State LML CP3 Conversion Compatible With 2011-2016 GM LML Duramax Diesel (LML-CP3-CARB)
Amazon.com
Free shipping
$2,600.00
S&S Diesel Motorsport® 50 State LML CP3 Conversion Compatible With 2011-2016 GM LML Duramax Diesel (LML-CP3-CARB)
Amazon.com
$749.00
Fleece Performance - 11-16 GM 2500/3500 Duramax LML CP3 Conversion Hardware Kit W/O Pump (FPE-LML-CP3-NP)
Amazon.com
Free shipping
$749.00
Fleece Performance - 11-16 GM 2500/3500 Duramax LML CP3 Conversion Hardware Kit W/O Pump (FPE-LML-CP3-NP)
Amazon.com
$2,599.00
Fleece CP3 Conversion Kit With HD CP3 For 2011-2016 LML Duramax | FPE-LML-CP3-10
Thoroughbred Diesel
2
$2,599.00
Fleece CP3 Conversion Kit With HD CP3 For 2011-2016 LML Duramax | FPE-LML-CP3-10
Thoroughbred Diesel
$1,485.00
LML CP3 Conversion Kit Pump, Stock 0445020105CON | Industrial Injection
Industrial Injection Diesel Performance
$1,485.00
LML CP3 Conversion Kit Pump, Stock 0445020105CON | Industrial Injection
Industrial Injection Diesel Performance
$2,600.00
S&S Diesel Motorsport 50 State LML CP3 Conversion Kit - CARB Cert W/ Pump - No Recal Reqd - LML-CP3-CARB
Thoroughbred Diesel
1
$2,600.00
S&S Diesel Motorsport 50 State LML CP3 Conversion Kit - CARB Cert W/ Pump - No Recal Reqd - LML-CP3-CARB
Thoroughbred Diesel
$749.00
Fleece CP3 Conversion Hardware Kit (No Pump) For 2011-2016 LML Duramax | FPE-LML-CP3-NP
Thoroughbred Diesel
$749.00
Fleece CP3 Conversion Hardware Kit (No Pump) For 2011-2016 LML Duramax | FPE-LML-CP3-NP
Thoroughbred Diesel
$1,999.00
Fleece Performance FPE-LML-CP3-WP LML CP3 Conversion Kit With CP3 -
Tameless Performance
11
$1,999.00
Fleece Performance FPE-LML-CP3-WP LML CP3 Conversion Kit With CP3 -
Tameless Performance
$6,501.86
Industrial Injection 2011-16 6.6L Duramax LML Bosch Disaster Kit With CP3 Conversion Kit With CP3 | 4G6104
Thoroughbred Diesel
7
$6,501.86
Industrial Injection 2011-16 6.6L Duramax LML Bosch Disaster Kit With CP3 Conversion Kit With CP3 | 4G6104
Thoroughbred Diesel
$8,858.96
Industrial Injection Disaster Kit W/CP3 Conversion High Output - 2019-2020 RAM 6.7L | 2GS103
Thoroughbred Diesel
$8,858.96
Industrial Injection Disaster Kit W/CP3 Conversion High Output - 2019-2020 RAM 6.7L | 2GS103
Thoroughbred Diesel
$2,098.95
Fleece Performance CP3 Conversion Kit With CP3 For 2011-2016 LML Duramax
Mark DeCola Diesel Performance LLC
$2,098.95
Fleece Performance CP3 Conversion Kit With CP3 For 2011-2016 LML Duramax
Mark DeCola Diesel Performance LLC
$6,439.78
Industrial Injection LML Bosch Disaster Kit With Emissions Intact CP3 Conversion Kit | 4G6106
Thoroughbred Diesel
$6,439.78
Industrial Injection LML Bosch Disaster Kit With Emissions Intact CP3 Conversion Kit | 4G6106
Thoroughbred Diesel
$2,599.00
Fleece Performance FPE-LML-CP3-10 2011-2016 LML CP3 Conversion Kit
Tameless Performance
$2,599.00
Fleece Performance FPE-LML-CP3-10 2011-2016 LML CP3 Conversion Kit
Tameless Performance
$2,073.95
Fleece Performance Fpe-Lml-Cp3-Wp Cp3 Conversion Kit With Pump For
eBay
Free shipping
$2,073.95
Fleece Performance Fpe-Lml-Cp3-Wp Cp3 Conversion Kit With Pump For
eBay