- 1978–1979 Confirmed
Esprit
W68 Factory-verified
Also described as Redbird appearance packageSport appearance package
Also documented for Cadillac
Documented applications
- 1991–1992 Single-source
only in: base Firebird; Wikipedia: the 1991 Trans Am ground effects offered as an appearance package; Firebird years: 3rdgenformula option pages 1991–1992
- 1998–2002 Factory-verified
1998–2000 lists print "Firebird Upfitter"; 2001–2002 lists print "Firebird Ground Effects"
This page aggregates every documented appearance of W68 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.