GM XP Series CP3 For 01-10 Duramax 12mm Shaft 8.5mm Plunger Industrial Injection

Industrial InjectionSKU: XP1285105

Sale price$2,864.66
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The Industrial Injection XP Series CP3 will produce more fuel output than any CP3 on the market! What makes these pumps unique are the oversized plungers in combination with DLC coating and higher lift crankshafts. Standard plungers measure 7.5mm, XP plungers are 8.5mm plungers.

The XP Series pumps are offered with our 12mm crank shaft. The new plungers and tappets are all hardened and DLC coated to ensure reliability, longevity and to reduce sticking.

We test all of our pumps on both state of the art test equipment, but also on the highest level competition vehicles in the industry. With our engineering on the XP Series CP3 pumps you can produce more fuel output with less pumps.


  • 12mm Stroker
  • Oversized 8.5mm Plungers
  • Hardened and DLC Coated Internals
  • Increased Reliability and Longevity
  • 260gph or better supply pump is required
  • No Special Tuning Required
  • Will Support Over 1100hp

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WARNING: This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to

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