INDUSTRIAL INJECTION 0986435520SE-R5 LMM DURAMAX REMAN INJECTOR - 2007.5-2010 6.6L - 28 LPM

Dial in clean, consistent fueling on your LMM with the INDUSTRIAL INJECTION 0986435520SE-R5 reman injector. Flow-rated at 28 LPM, this unit is built and balanced to tight tolerances for 2007.5-2010 GM 6.6L Duramax LMM applications where added fuel is needed with tuning and airflow upgrades.

Fitment

• 2007.5-2010 Chevrolet Silverado 2500HD/3500HD - 6.6L Duramax LMM
• 2007.5-2010 GMC Sierra 2500HD/3500HD - 6.6L Duramax LMM

What's Included

• (1) Remanufactured fuel injector - 28 LPM (R5)
• Pre-installed internal components calibrated for LMM

Why Buy This Injector

• 28 LPM flow to support tuned/air-upgraded LMM builds
• OE-style calibration & balance for smooth idle and drivability
• Direct fit for LMM high-pressure common-rail systems

Recommended Parts (CPP Internal Links)

• DTECH DT660023 Injector Return Line Kit (LLY/LBZ/LMM)
• DORMAN 904-155 High-Pressure Injector Line (example: cyl 3/6)
• Industrial Injection 438403 CP3 “Bag of Parts (LBZ/LMM)
• Wehrli WCF100233 Twin CP3 Kit (LBZ/LMM)
• DORMAN 904-517 Fuel Filter Housing (LLY/LBZ/LMM/LML)
• Shop All Duramax Injectors & Nozzles

Cross-Reference / Alternatives

• Industrial Injection 0986435520SE-IIS - Stock Flow (LMM)
• Other LMM Industrial Injection flow options (R1/R2/R3/R4/R6) are available on our Duramax Parts listings.
• Looking for matched high-flow sets? See S&S LMM SAC sets (e.g. 30% Over, 45% Over, 450% Over).

Helpful Notes

• Professional installation and custom tuning recommended to utilize 28 LPM flow while maintaining rail pressure and clean emissions strategy where applicable.
• Always install with fresh return line hardware, verify leak-free filter housing, and consider CP3 health/support (lift pump/filtration) before increasing injector flow.
• Core program: see our Shipping & Returns page for core return timelines and credit info.

FAQ

This listing is for one remanufactured injector (R5 - 28 LPM). Order the quantity you need for your service or build.

Yes-tuning is strongly recommended to match the added flow, protect the CP3, and maintain drivability.

At minimum: the injector return line seals/hardware and any suspect high-pressure lines. Inspect/refresh the filter housing and ensure healthy low-pressure fuel supply.

Most reman injectors require a refundable core deposit. Review the core details and timeline on our Shipping & Returns page.