Gauges and Accessories› Individual Gauges
Holley
G-STOCK 2 5/8IN OUTSIDE AIR TEMP FS
SKU: H00E GS399SLF
Easy — 1–2 hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Holley |
| Part Number | H00E GS399SLF |
Videos
Holley EFI Analog Style Gauges
How to add a fuel level gauge to your Holley Pro Dash
Holley Sniper Coolant Temp Sensor Comparison - Holley Sensor vs. Standard Products TX3
Installing Trans Temp Sensor Holley 7" Dash Setup, Low Doller Motorsports Sensor!!!
Holley EFI How To: Setting Up Warnings On Digital Dash
How to add a transmission temperature sensor to a Holley Pro Dash
Adding a Fuel Level sensor to your Holley Efi and how to set it up in software as well as dash
How To Trans Temp Sensor With 5V Pull-up Circuit on Terminator X!!!
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy