2001-2004 Duramax Injection Pump (0986437303SE-IIS)
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Description
Description
Industrial Injection remanufactured CP3 injection pump for 2001-2004 Chevrolet Silverado 2500HD/3500 and GMC Sierra 2500HD/3500 6.6L LB7 Duramax. Available in stock, 42% over, 85% over 10mm, and 120% 12mm stroker trims.
IIS rebuilds use brand-new Bosch OEM genuine parts on the inside. Everything except the pump case itself is replaced, tested, and calibrated to Bosch OEM spec on the IIS Bosch-certified test stands. The same standard applies to the IIS injector line — clean-room assembly on factory OEM-certified machines.
Features
Features
- Reman CP3 Injection Pump — Built on Bosch Core
- Brand-New Bosch OEM Internals (Not Reused)
- Exceeds Bosch OEM Spec
- Stock / 42% Over / 85% 10mm Stroker / 120% 12mm Stroker Trims
- Bosch OEM Certified 1-Year Unlimited Mileage Parts-Only Warranty
- Part Numbers: 0986437303SE-IIS (stock) / -SHOSE (42%) / -DFSE (85%) / -DDSE (120%)
Notes
Notes
- Higher-output trims (SHOSE / DFSE / DDSE) require matched injectors and tuning to use the additional fuel.
- For the Bosch-OEM-pedigree exchange pump (slightly different rebuild process), see the 0986437303-IIS Bosch OEM Reman CP3.
- Core deposit applies — keep your old CP3 pump and return it to recover the deposit.
Questions and Answers
Questions and Answers
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