T803 is a feeder bus between Kwasa Sentral MRT Station and Section 6 Kota Damansara. It is connected to part of route 780, where you can take it to access area like Damansara Uptown, SS2, Sea Park and Asia Jaya. It also connected to T806 at Muhibbah Complex, where you can access to Selangor Science Park.
| 1 | Kwasa Sentral MRT Station | Jalan Sungai Buloh | MRT, T801, T802, T804 |
| 2 | Sungai Buloh Industrial Centre | Persiaran Sungai Buloh | T801 |
| 3 | Bistari De Kota | Persiaran Sungai Buloh | T801 |
| 4 | Mcdonald Kota Damansara | Persiaran Surian | 780 |
| 5 | Cecawi 6 | Jalan Cecawi 6 | 780 |
| 6 | Surau Al Falah | Jalan Cecawi 6 | 780 |
| 7 | Pangsapuri Tanjung | Jalan Cecawi 6/19 | 780 |
| 8 | Pangsapuri Cempaka | Jalan Cecawi 6/19 | 780 |
| 9 | Section 6 Kota Damansara | Jalan Cecawi 6/19 | 780 |
| 10 | Muhibbah Complex | Jalan Teknologi | T806 |
| 11 | TSB 8 | Jalan TSB 8 | 780 |
| 12 | Taman Industri Sungai Buloh | Persiaran Sungai Buloh | T801 |
| 13 | Kwasa Sentral MRT Station | Jalan Sungai Buloh | MRT, T801, T802, T804 |