The 2003 Chevrolet Tahoe has 16 valves.
The 2003 Volkswagen Jetta has 8 valves.
The 2003 Audi TT has 20 valves.
The 2003 Hyundai Sonata has 16 valves.
The 2003 Toyota Prius has 16 valves.
The 2003 GMC Savana has 12 valves.
The 2003 Nissan Pathfinder has 24 valves.
The 2003 Subaru Forester has 16 valves.
The 2003 Nissan Sentra has 16 valves.
The 2003 Chevrolet Corvette has 16 valves.
The 2003 Kia Sedona has 24 valves.
The 2003 Toyota Corolla has 16 valves.