Which tools and gear does Jordan Campbell recommend for road-tripping in Iceland?

I'm sorry, but the available content doesn't directly address the specific tools and gear I recommend for road-tripping in Iceland. However, based on my experiences, it's essential to have warm clothing, sturdy footwear, and a reliable GPS or map for navigating the country's diverse terrain.

Would you like to know more about the driving conditions in Iceland or tips for planning a road trip itinerary there?