I have one on my 94. It's dependent on trim package, that's all.
1994 Toyota Celica GT-S 5S-FE 190k Miles. Project car1992 Toyota Celica GT 5S-FE 170k Miles. Daily driver/beater1999 Toyota Camry LE 5S-FE 216K Miles. RIP You will be missed.*ASECertifiedGeneralManager
Yep, there were some factory radios with built in type amplifier, and some with an external amplifier. They can be bypassed and removed when installing an aftermarket radio.