Add to Cart Compare Haltech Boost Control Solenoid 3 Port 1/8th NPT 33Hz - HT-020400 Haltech MSRP: $150.00 Now: $125.00 Was: Haltech Boost Control Solenoid 3 Port 1/8th NPT 33Hz MSRP: $150.00 Now: $125.00 Was: Add to Cart Compare