Upgrade your Turbosmart eBoost2 or eBoost Street boost controller with Turbosmart’s high-performance solenoid kits, available in both 3-port and 4-port configurations. Engineered for precision boost control, these solenoids allow you to fine-tune your boost response to suit aftermarket or motorsport ECU strategies. Built for durability under demanding racing conditions, each solenoid features 1/8 NPT female ports, an anti-vibration mount, and a flying lead (2-wire) unterminated loom. Nickel-plated hose end fittings suit 6mm (1/4″) ID hose. Optimize your boost controller for maximum performance with genuine Turbosmart quality.