Other Tools & Accessories

Other Tools & Accessories

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Analog Wideband O2 Gauge (Stand-Alone With Sensor)

Remember when you needed a bulky Wideband Controller box to install a stand-alone wideband air-fuel ..

$252.00 $225.95

Multi Map Selector, Dominator ECU

The Holley Dominator ECU has the capability to allow the driver to select from one of four different..

$116.00 $103.95

Sniper Spare Wire Removal Kit

When you install your Sniper EFI System you are undoubtedly going to have a handful of those long, u..

$21.62 $19.46

USB Data Cable

7' long sealed USB data cable (comes with ECU's, order this as a replacement or a spare.)  Als..

$61.50 $55.35

EFI System Pro Vinyl Sticker, Business Card & Magnet Kit

Did you know what makes EFI System Pro great?  You do!  I am convinced we have the greates..


Crimper for Sealed Metripack 150/280 Series Terminals

You can easily spend several hundred dollars on a professional-quality crimper.  But we have fo..

$38.83 $34.95

Heavy Duty Professional Spark Plug and Terminal Crimper

We bought this so we could to professional-quality spark plug terminals but this does even more than..

$78.33 $72.62

Metri-Pack Terminal Removal Tool (150, 280, GT150 & GT280 Series)

If you are working with Metripack connectors you are eventually going to need to remove a terminal f..

$16.07 $14.46

Weather Pack Terminal Removal Tool

If you need to remove one of the terminals on a Weather Pack connector this tool makes the job a bre..

$13.28 $11.95

Cataclean Engine, Fuel, and Exhaust System Cleaner - 16 Oz bottle

Generally speaking, most folks understand that having a dirty engine can't be a good thing.  Bu..

$27.74 $24.97

EFI System Pro Tech Support & Tuning Service

We absolutely love helping folks be a success with their EFI Systems!  There is no doubt that w..