Viper Turbo 4th Injector Kit - New Style 440cc

Viper 4th Injector Upgrade (Includes):

• High precision Bosch 440cc Injector.
• Requires Intercooler (included in Stage 1 or Stage 1 Upgrade)
• Typically requires Viper Fuel Pump & Regulator Upgrade
• All required Electronics, Plumbing & Hardware
• 4th Injector typically required above these boost levels:
• 0-2000ft:         7.5psi
• 2000-6000ft:   9psi
• 6000-10000ft: 10psi