Category Archives: fleece


Fleece CP3 Conversion & PowerFlo 750 Injection Pump 11-16 GM 6.6L Duramax Diesel

Why convert your LML’s Fuel System from a CP4 to a CP3? The stock CP4 is only capable of supporting up to 500 RWHP. A CP3K is capable of supporting 600+ RWHP in conjunction with the piezoelectric injectors. The reliable and proven PowerFlo 750 is capable of supporting nearly 850+ RWHP. The CP4 was introduced as a cost reduction to

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