Holley EFI 554-128 Transbrake Input Protection Module

Holley EFI 554-128 Transbrake Input Protection Module
- 554-128 is a device that allows for an ECU input to be safely connected directly to the +12V side of the transbrake solenoid. This device protects the ECU input from damaging flyback voltage which occurs when the transbrake is released
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