Home Holley Sniper EFI HyperSpark 2 Ignition Box 556-154

Holley Sniper EFI HyperSpark 2 Ignition Box 556-154

NOW $1,196.00
Or 4 interest-free payments of $299.00
In stock at 1 of our locations
🚛 Free NZ shipping
🔒 12 month warranty on all parts
NZ WOF compliant
🔧 Fitting available NZ wide
With 50% smaller and 70% lighter, our redesigned ignition box is designed to fit almost anywhere in your engine bay. This box packs all of the proven features of it's predecessor into a smaller form, making it easier to mount and install, with a cleaner installation. Increase up to 150mJ of spark energy when paired with other HyperSpark components, providing more every day performance.

Features:
  • Direct replacement from previous model, can use the same harness and connector with new or existing HyperSpark installs
  • Greater spark energy of 135mJ to 150mJ from idle to redline RPM (Based on components used)
  • Powerful capacitive discharge of multiple sparks improves throttle response and engine combustion
  • Updated processor and board for improved efficiency reducing heat and current draw
  • Filtered circuits preventing magnetic interference
  • Built in protection against open coil, shorted coil, and open load scenarios
  • Smaller size and weight for more mounting options
  • Operates on many 7V-28V electrical systems
  • 12 pin connector

Shipping Information

Most orders land in 5–12 business days. We'll keep you updated at every step of the journey.


The Kren Bits journey:

  • Order received — Day 0
  • With fulfilment — Day 1–2
  • Heading to courier — Day 2–4
  • Shipped — Day 3–7
  • Almost there — Day 5–10
  • Delivered — Day 5–14

Where your part ships from:

Your order ships from the closest warehouse with available stock across our six-warehouse network — NZ, AU, TH, UK, US, and CN.


We email you at every real milestone — order received, with fulfilment, heading to courier, shipped, almost there, delivered. No chasing, no vague waits.


For more details, visit our Track Your Order page.

Product Enquiry

Got a question about this product? Need to check fitment for your vehicle? Fill in the form below and we'll get back to you within 24 hours.


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