You really need to have the car tuned for a DP and PRL if I am correct if you install the PRL with no tune it will throw a CEL
I started off with 6k with matching fogs Went to 5k with matching fogs now I have 4500k with yellow fogs its the perfect combo for a black car. And with the parking light delete it looks so good at night.
If you do it that way it will allow the coolant to flow away from the throttle body and slightly reduce heat soak which might help a little more because you have an SRI