Universal Water/Methanol Injection Kit – Complete Boost Cooling System

Take control of intake temperatures and unlock more consistent performance with the ConnerBuiltCustoms Universal Water/Methanol Injection Kit. Designed for turbocharged and high-performance applications, this complete system helps reduce intake air temperatures, improve resistance to heat soak, and support more reliable power under boost.

This kit features an adjustable boost-activated trigger (4–12 PSI), a high-pressure 100+ PSI diaphragm pump, inline filtration system, universal fittings, relay wiring harness, and a compact reservoir for an easy and reliable installation. Built with simplicity and real-world performance in mind, this is the same style system we continue to run and test on our own personal vehicles.

Whether you’re building a street car, drift car, or weekend performance setup, this universal kit delivers dependable cooling performance while remaining budget-friendly and easy to install.

Kit Includes:
• High-pressure diaphragm pump
• Adjustable boost pressure switch (4–12 PSI)
• Universal reservoir tank
• Inline solenoid valve
• Water/methanol safe tubing and fittings
• Relay wiring harness
• Filtered injection nozzle setup

Built and assembled by ConnerBuiltCustoms 

For off-road/competition use only. Professional installation recommended. Proper tuning and setup required.