Sniper EFI HyperSpark 2 Ignition Box
Type: Ignition Boxes

Direct upgrade for existing HyperSpark ignition box, featuring a smaller form factor and hotter spark. This low profile box can fit nearly anywhere inside of your engine bay or cockpit.
The HyperSpark 2 ignition box packs all of the proven features of its predecessor into a smaller form factor package, making it easier to mount, providing the cleanest installation possible. This ignition box packs up to 150mj of spark energy when used with its matching ignition coil, PN 556-152, resulting in enough energy to safely fire your Sniper EFI engine combination.
Features:
- Plug and play with existing HyperSpark installations or Sniper EFI HyperSpark Main Harnesses (PN 558-328)
- Includes an ignition harness for fresh Sniper EFI Installs simply wanting to add timing control
- New processor and board design provide a highly efficient ignition, minimal heat and max spark energy with less current draw
- High RPM operation and maximum output using the HyperSpark Ignition coil (PN 556-152)
- Powerful capacitive discharge of multiple sparks improves performance, and ensure complete combustion
- Consistently high spark energy of 135mJ to 150mJ for every firing, from idle to redline rpm
- Operates on most 7 to 28-volt electrical systems
- Fully protected against an open coil, shorted coil and open load
- 1.47 lbs lighter than an original HyperSpark ignition box
- Quickens throttle response and improves starting
- Tach Output to drive an external Tachometer
Specs:
- Brand: Holley Sniper EFI
- Category: Ignition
- Color: Black
- Connector Gender: Male Female
- Emission Code: 3
- Grade Type: Performance
- Ignition Type: Electronic
- Mounting Hardware Included: Yes
- Part Type: Ignition Control Module
- Product Type: Ignition Boxes
- Sub Category: Control Modules
- Terminal Gender: Female
- Terminal Quantity: 1
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Important Notices
- Off‑Road Use Only
Products sold by JS Speed are intended for off‑road use and may be illegal on public roads where emissions or pollution‑control laws apply. - Check Local Laws
Before purchasing or installing, verify all applicable local, state/provincial, and federal regulations to ensure the modification is legal in your area. - Professional Installation Recommended
These parts should be installed by qualified professional mechanics. Improper installation can cause performance issues or vehicle damage. Unless a product page explicitly states otherwise, installation instructions are not included. Components are designed for users with solid mechanical knowledge, and minor adjustments or modifications may be required for proper fitment. Returns or refunds cannot be accepted due to difficulty completing an installation or the absence of instructions. - Warranty Impact
Use of these parts may void your vehicle’s factory warranty. Confirm with your vehicle manufacturer before purchase and installation. - Limitation of Liability
JS Speed is not responsible for damage, failures, or issues arising from the use or installation of these products. - Product Images
Images are for illustration only and may differ from the actual product due to manufacturer updates or improvements. - No Performance Guarantees
While these products are designed to enhance performance, JS Speed does not guarantee specific performance results.





