Too little volume?/general feedback

UL 2xfailure

U:

Chest press

Machine lat pull

Pec dec / Machine shoulder press

Reverse fly / row

Lateral raises

Dumbbell curls

Tricep extension

L:

Leg press

RDL

Leg extensions unilateral

Adductors

Ham curl

Ab crunch

Been running this program for a few months and have seen good progress (numbers climbing).

Personally, I like it, but am I losing out by not doing more chest and back movements?

This is a 4-day split.