Boosted Sensor Kit 554-203
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You have 30 days to request a return. All sale items are final sale.
Features:
- (1) 534-10 Coolant Temperature Sensor_
- (1) 534-20 Intake Air Temperature Sensor_
- (2) 554-103 Pressure Sensor (0-200 PSI)_
- (1) 554-134 Pressure Sensor (3.5 Bar)
About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!
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