KBB.com 10 Best Sedans Under $30,000. Delivers 40 Highway MPG and 30 City MPG! This Volkswagen Jetta delivers a Intercooled Turbo Regular Unleaded I-4 1.4 L/85 engine powering this Manual transmission. Window Grid Diversity Antenna, Wheels: 16' Silver Rama, Variable Intermittent Wipers. This Volkswagen Jetta Features the Following Options Urethane Gear Shifter Material, Trunk Rear Cargo Access, Trip Computer, Transmission: 6-Speed Manual, Torsion Beam Rear Suspension w/Coil Springs, Tires: 16' All-Season, Tire Mobility Kit, Systems Monitor, Strut Front Suspension w/Coil Springs, Single Stainless Steel Exhaust. The Votes are Counted KBB.com 10 Coolest New Cars Under $20,000, KBB.com 10 Best Sedans Under $30,000.