- How the Engine Modification program pays for itself in 3 years
- Citation Aircraft Modifications and Services
- Sierra's Wing Modifications for the Citation I
- Sierra’s Engine Modifications for Citation I, Citation II, and Citation SII
- The Williams FJ44 Engine Family
- Options and Upgrades Available
- Avionics Upgrade Packages
- Glareshield Annunciator Panel
- LCD Engine Gauge Upgrade
- Cabin Interior Enhancements
- Cabin Entertainment Systems
- Citation II Cabin Refreshment Center
- Citation SII Cabin Refreshment Center
- Quick Release Radome
- Pneu Lift Pneumatic Nose Baggage System
- Aft Baggage Compartment Modification
- Air Conditioning System Solutions
- Enhanced Vision System
- Cabin Door Extension
- Citation Jet Bed
- Computerized Maintenance Tracking System
- Other Upgrades



