PT. 4S MARINE Jual perlengkapan Hydraulic Steering, Hidrolis Steering, Hidrolis Speed Boat, Hidrolis Seastar, Hidolis Baystar Perlengkapannya antara lain:
- Steering Wheel (Steer Kemudi) SS / Plastik Seastar / Baystar
- Helm Pump Seastar / Baystar
- Cylinder Seastar / Baystar
- Hose
- Naple
- T Bar SS
- dan Equipment lainnya.