Want an easier way to connect your Split Second Aux Fuel controller into your car? Splicing into your car’s wiring is asking for disaster over time — with the NaviUpgrade Focus ST/RS Aux Fuel Tap kit, we let you tap into your factory coil pack connections without cutting your factory wiring.
2012-2018 Ford Focus ST & Focus RS Aux Fuel Tap
The easiest way to install a Split Second controller into your Focus ST or Focus RS.
$99.00
In stock
Demetrous Miller –
Everything shipped timely and was very easy to work with an answered all my questions. Can glance at the work and tell its quality!
Jacob (verified owner) –
Fast shipping and great quality! Install is clean and function is perfect for a fraction of the price of others out there.
Andrew Taylor (verified owner) –
Patrick McGrath (verified owner) –
Haven’t installed yet but by looking at it and what I hear it makes it easy plug and play for wiring second fuel controller
Mike tatreau (verified owner) –
Amazing product extremely high quality. Easy to install haven’t gotten everything back together yet. In the process of assembling thr engine and new trans. Added 4 port aux and 4 port meth. Seemed easy to do like not having to spice into the factory harness