How to maintain exhaust tube
1 It’s hard to start in winter, close the choke valve and start the engine, open it after the car warm-up. Long time at high speed driving without close choke valve is forbidden.
2. Riding Car (Men's vehicle): prohibit installing front windshield or ornament in the front of muffler and engine that will affect the heat radiating.
3. Do not drive at lot bit for long while; it is harmful to muffler and engine.
4. Do not step on gas in situ at high speed.
5. The muffler turns yellow or blue when it’s covered with oil stain; please clean in time to protect the radiator.
6. Make sure the stability and place in muffler installment to avoid gas leakage.