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Holley EFI Speedometer Gauges 553-121 Gauges, EFI, GPS Speedometer, 0-160 mph, Analog, Electric Sending Unit, 4 1/2 in. Diameter, Full Sweep, Lighted, Black Face, Red Needle, Each

SKU: HLY553-121

Gauges

Holley EFI Speedometer Gauges 553-121 Gauges, EFI, GPS Speedometer, 0-160 mph, Analog, Electric Sending Unit, 4 1/2 in. Diameter, Full Sweep, Lighted, Black Face, Red Needle, Each

SKU: HLY553-121

Gauges
A$1,412.45
LOW STOCK! Est Ship 4-7 days. In stock at 1 location (3 available)

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Description


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 02:14:54

Data: v4.2 - Upd: 2026-11-08 06:35:09

Features

Vehicle Compatibility and Return Conditions.

This item was designed and engineered in the USA for US domestic vehicles. OBD tools, ECUs, dongles, programmers, and tuners may have limited compatibility with vehicles outside the USA due to regional differences in emission standards and system configurations. Some features and functionality may vary depending on the vehicle and location.

Some electronic tuning devices and programmers require activation, registration, or pairing with a specific vehicle’s VIN (Vehicle Identification Number). Once activated or paired, these devices may become permanently associated with that vehicle, restricting or preventing their use on another vehicle, resticting our ability to offer returns or exchanges.

Please review the product details and images to ensure it meets your needs. For clarification or assistance, feel free to contact a StreetFX agent. Note: Returns are not accepted for special order or tuning products unless the unit is deemed faulty.

(keyword: efi)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Holley, Hilborn, Holley Efi, Retrobright, Terminator X
StreetFX SKU hly553-121
SFX Item ID 4782216
Accounting SKU hly-553-121
Manufacturer SKU 553-121
Manufacturer UPC 090127735060
Alternative References 553-121, HLY-553-121, HOL553-121

Gauges, Holley EFI, GPS Speedometer, 0-160 mph, Analog, Electric Sending Unit, 4 1/2 in. Diameter, Full Sweep, Lighted, Black Face, Red Needle, Each

Holley EFI speedometer gauges complement your other instruments with precision and style. Designed specifically for use with Holley EFI systems, they can also be used as a standalone unit—and are available in two sizes, in both black and white face versions. The gauges are compatible with all Holley EFI touch screens, dashes, hand-held tuners, and other CAN devices, making them great for Holley EFI users looking to install a combination of needle gauges and LCD accessories.

Holley EFI speedometer additional details:
• Wire directly into the vehicle's 16-pin OBDII data link connector
• Operate by receiving data from the ECU through the OBDII data link connector
• 0 to 160 mph range with multi-function LCD display, including mileage/trip odometer and peak speed recall
• Slim-style mounting requires very little dash space for installation
• 240 degree sweep pointer from 8 to 4 o'clock makes gauges easier to read at a glance
• Internal microprocessor ensures accurate pointer movement in street and racing conditions
• Spin-lock ring threads to back of gauge case for simple and secure gauge mounting
• CNC-machined billet aluminum threaded bezels with anodized finish

Product Attributes
BrandHolley
Manufacturer's Part Number553-121
Part TypeGauges
Product LineHolley EFI Speedometer Gauges
UPC090127735060
Gauge TypeSpeedometer
OEM ReplacementNo
Gauge StyleAnalog
Sending UnitElectrical
Gauge Diameter (in.)4 1/2 in.
Gauge Diameter (mm)114mm
Gauge Range0-160 mph
Gauge ShapeRound
SweepFull sweep
Gauge Face ColorBlack
Gauge Number ColorWhite
Pointer ColorRed
Bezel ColorBlack
IlluminatedYes
Memory RecallNo
PlaybackNo
Liquid-FilledNo
Shift Light IncludedNo
TripometerYes
Sending Unit IncludedNo
RemanufacturedNo
QuantitySold individually.
NotesGPS enabled, for use with Holley Terminator, HP, Dominator, and Sniper EFI systems.

Compatibility

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