Clasp on fuel injector 2016 Kia soul 1.6l

What is your question?

We're in the middle of repairing and installing fuel injectors for a 2016 Kia soul 1.6 L the fuel injectors have a class but shaped like an omega symbol with little two hooks underneath that and we need to know how to install those and what do they look like when they're installed

What makes this problem better or worse?

Using higher octane fuel

How long has your 2016 Kia Soul had this problem?

A while the injectors are totally corroded and clogged that's why we're replacing them