Along with the DRL’s, I used T Tap wire connector to connect to the blinkers. Love the amber sweeping motion when you click on blinkers. These connectors made it much easier.
Ginsco 120 Pcs/60 Pairs Quick Splice Wire Terminals T-Tap Self-stripping with Nylon Fully Insulated Male Quick...
I went through the bottom. Take pics as there quite a few screws holding the protected skid area. Some screws holding the plastic piece you will be removing to replace with the lights won't have the best visibility, but you get some. Might help to have ramps, but I didn't. I will try to post...
It seems when the Mazdaspeeds(Speed 3, Speed 6, Miata) went away the tuners slowly stopped R&D. I blame Mazda for this. I really liked Cobb Tuning and their Accessport for my Speed 6. Its a quality product. https://www.cobbtuning.com/products/accessport/mazdaspeed-accessport-v3-ap3-maz-002
I haven’t paid much attention, but what other after market companies have Mazda’s tunes for the 2.5T? Wish companies like Cobb or Corky Bell’s Bell Tuning would invest.