Find the cable version. Some are already PG13 but still pretty scary. In no particular order. and all may not be suitable for a 16 year old. Like wicker man & last house on the left.
Yeah I’m a huge horror fan & collector...
Texas chainsaw massacre (original)
Suspira (original)
House of a thousand corpses
Insidious 1 & 2
Conjuring 1& 2
The shining
Wicker man (original)
Rosemarys baby
Woman in black
Exorcist
The strangers
The descent
Psycho
The Omen
Ammittyville the Horror (original)
Last house on the left (original)
Sinister
Carrie
The others
The ring
Halloween (both original and rob zombie remake)
When a stranger calls (original)
Friday the 13th original)