I applied the Optimum glass coat when I first got my car a year and 4 months ago, I occasionally use the Optimum instant detailer and gloss enhancer after washes. I live in Boston so it's been through extreme cold, heat and salt. Awesome product!! Rain beads right off the car. I'll re-apply the...
I ordered the "PAC AOEM-MAZ2 Mazda Add An Amplifier Adapter" that plugs into the back of the head unit. there's 2 RCA outputs and a remote wire. I have a 2015 GT with bose