LMM Duramax New 150% Over Injector Set – DDP NLMM-300

Unlock serious power potential in your 2007.5–2010 LMM Duramax with the Dynomite Diesel Products (DDP) NLMM-300 brand-new 150% over injector set.

These are completely new injectors (no core charge) featuring 150% over stock nozzle flow plus internal calibration upgrades for increased fuel delivery. Each set is precision matched and balanced for consistent performance across all eight cylinders. With the proper supporting modifications, these injectors are capable of supporting approximately 1,175–1,400+ RWHP.

Key Features

• Brand-new injectors — no core charge required
• 150% over stock nozzle flow with internal upgrades
• Matched and balanced set for even fueling
• SAC-style nozzles
• Supports high-power competition builds (approx. 1,175–1,400+ RWHP)

Fitment

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

Important Requirements & Notes These injectors are intended for competition / high-performance applications only. They are not recommended for daily-driven or street trucks. Mandatory supporting modifications include:

• Modified or dual CP3 injection pump(s)
• Upgraded turbocharger(s)
• Custom tuning

Warranty 1-year unlimited mileage warranty

Ideal for fully built LMM trucks running compounds, high-flow fuel systems, and serious power goals. Pair with the appropriate fuel system upgrades and professional tuning for maximum results.