The Modded Detroit Exhibition at the Detroit Auto Show has more than 150 modified vehicles and includes classic muscle cars, lift trucks and more.

So there you have it—seven vintage pickup trucks that may be flying under the radar but are still worth a second look.

Some of the rarest Pontiac Firebird variants include the 1992 and 1997 SLP Firehawk, the 1977 Type K, the 1973 SD-455, and ...