Quarterly Mail-In Bonus Cars (Mystery Cars)

1999
Q1-'56 Flashsider (black, 5dot)
Q2-Shockfactor (black/gold, blackwalls)

1998
Q1-Firebird Funny Car (purple, 5 spoke)
Q2-Camaro Z-28 (purple, sawblades)
Q3-Custom Corvette (purple, silverlace)
Q4-Speed Machine (purple, 3 spoke)

1997
Q1-Covette Split Window (green, 3 spoke)
Q2-Pontiac Salsa (green, 3 spoke)
Q3-GM Lean Machine (green, 3 spoke)
Q4-Porsche 930 (green, 3 spoke)

1996
Q1-Deora (blue, Race Team tampo, blackwalls)
Q2-Custom Mustang (dark gray, blackwalls)
Q3-Twin Mill (yellow, blackwalls)
Q4-Nomad (aqua/white roof, blackwalls)