Holley Speedometer Gauge 553-123; GPS Speedometer Speedometer 0 to 160 MPH 3-3/8 in. Full Sweep GPS

Holley is pleased to announce the continuing evolution of its very successful analog-style gauges with the release of new 3-3/8 and 4-1/2 speedometers and tachometers to complement our 2-1/16 gauge line. These are designed specifically for use with Holley EFI systems or as a standalone unit and available in both black and white face versions. These gauges are compatible with all Terminator, HP, Dominator, and Sniper ECUs, allowing them to be installed in a variety of Holley EFI equipped vehicles.