In honour of Furiosa: A Mad Max Saga, what are the best dieselpunk and/or post-apocalyptic books?

We've been truly blessed to have such a strong prequel to one of the greatest post-apocalyptic action films of all time, Mad Max: Fury Road. With that in mind, what are some books that evoke similar vibes in their worldbuilding as the petrol-stained Australian wasteland of Mad Max?

Mad Max DNA:
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- Post-apocalyptic, underpopulated world
- Scavenger industry, resource scarcity
- Ostentatious displays of personality—camp humour
- Warring factions
- Heart—rare but impactful displays of humanity in the midst of a depraved society