It's hot here in Arizona too. The sunshade definitely helps, and parking in the shade does too. I've never had a problem with "short" duration parking (about an hour) with the sunshade up.
- Jack
__________________

2024 F150 Platinum SCrew 3.5L PowerBoost FX4, Peragon Tonneau Cover, LineX Bed, 35% Window Tint on All Sides and Rear, Full Nose Paint Protection Film, Husky Mud Guards, Lasfit Floor Liners, VIOFO Dash Cam
|