The Land Rover Discovery 3.0 D300 R-Dynamic HSE in striking Silicon Silver features are as follows; 22 inch alloys, heated and cooled front seats, electronic air suspension, keyless entry, 3D Surround. The Land Rover Discovery 3.0 D300 R-Dynamic HSE in striking Silicon Silver features are as follows; 22 inch alloys, heated and cooled front seats, electronic air suspension, keyless entry, 3D Surround camera. Great specification on this SUV call us today to book your test drive!.