Welcome. Many of us have used Dynomat + Fat Matt. I used a couple of layers under the dog house and dash/firewall. It helped tremendously plus rejects the engine heat. Lot of write ups on this subject.
Enjoy your new ride.
2017 Axis / 25.4: Big Foot Levelers, Aims 1200 Watt inverter, Ceramic Window Tint, Full River AGM 6V batteries, Front Hellwig Sway bar / Rear Track Arm, Safe T Plus Steering Stabilizer, PD 4655 converter, Hard Wired Surge Guard, WEboost + WiFi Ranger, LED Headlights/Driving lights, TPMS, Surge tank, Tornado flush, Viair Compressor