4BT Cummins Stage 1-4 Nozzle Sets

Fits

Take your 4-cylinder Cummins to the next level with Dynomite Diesel Performance Nozzles. Engineered for everything from efficient daily-driven swaps to 575+ RWHP competition builds, these nozzles feature patented pilot-hole technology (2 pilots at 0.005") and high-durability SAC designs. By providing superior atomization and a crisper burn, DDP nozzles allow you to maximize the potential of your VE or P-Pumped 4BT while maintaining the reliability and smoke control required for high-quality diesel builds. Whether you are refreshing a stock turbo setup or fueling a heavily modified powerhouse, these precision-matched nozzle sets deliver the high-volume fuel your engine demands.

• 5-hole SAC style nozzles
• Dual 0.005" pilot holes for a cleaner, more efficient burn
• Options available from basic stock-plus upgrades up to 575+ RWHP
• SAC technology provides superior longevity and heat resistance
• Precision spray patterns
• Excellent smoke control and potential MPG gains
• Each set is balanced for consistent flow and smooth engine operation

• 4 x Brand New Performance Injector Nozzles

• Professional Installation Required: Nozzles must be installed and calibrated by a qualified professional fuel shop. Opening (pop) pressures must be set correctly:
  • VE Pump Models: Set to 245 BAR.
  • P-Pump Models: Set to 270 BAR.
• VE Pump Recommendations: Stage 1-2 work well with stock turbos; Stage 3 requires a performance fuel pin, a governor spring, and an upgraded turbocharger (compounds are advised).
• P-Pump Recommendations:
  • Stage 1-2: Recommended timing 17-19°; supports up to 350 RWHP.
  • Stage 3-4: Recommended timing 20-22°+; upgraded turbo(s) and modified 13mm pumps are mandatory.
• Usage: Stage 4 is intended for off-road/competition use only.
• Emissions: Not for sale or use in California.