1 2

Holley

Holley HO554-128 Transbrake Input Protection Module

Holley HO554-128 Transbrake Input Protection Module

HO554-128
$119.10 AUD
$119.10 AUD
Sale Sold out
Tax included. Shipping calculated at checkout.

These Holley trans-brake input protection modules allow for an ECU input to be safely connected directly to the 12 V side of the trans-brake solenoid.

They are designed to protect the ECU input from damaging flyback voltage, which occurs when the trans-brake is released. Not using one of them will cause damage to the ECU over time



  • Quantity: Sold individually.
  • Notes: This is a circuit protector to protect the ECU input from flyback voltage.

Manufacturer Part Number:

View full details

Why shop with Engine Master?

  • Quality Brands

    We only sell quality genuine products - with brand names you can trust, you know that you are getting the best products for your build complete with limited manufacturers warranty

  • Fast & Efficent

    We use a number of great couriers to get your parcel to you ASAP! In a rush? Give us a call and ask about an 'expedited order' or enquire on current ETAs!

  • Zero Regret - Hassle Free Returns

    We accept returns for up to 30 days, our returns are hassle free when following our return guidelines and policies and most items can even come back on our capped price Australia Post returns, making it a cost effective process to send your item back if it's not quite right.

  • Experienced Team

    Our team are all passionate about the Automotive Industry and involved with lots of avenues of Motorsports. We have mechanics, engine builders and die-hard enthusiasts here to answer your questions or give you expert advice for your ride - just give us a call!

1 4

Found a better deal elsewhere?

We try to keep our pricing competitive for all our customers - if you have found a better deal elsewhere, send us an email here and we will do our best to match offers.
(Ensure you include the part number and a link to the competitors price!)