18. 1970 Dodge Challenger R/T 426 Hemi
The 1970 Dodge Challenger R/T 426 Hemi stands at the pinnacle of Mopar muscle, revered for its fire-breathing 426 Hemi V8 and aggressive styling.
With fewer than 150 built, these cars are among the rarest and most desirable of their kind.
Auction records show pristine examples exceeding $500,000, cementing the Hemi Challenger’s status as a blue-chip investment and a star of the 2025 collector market.