Car Exhaust Whistle Tip Muffler Tail Pipe 1pair Car Stainless Steel Muffler Tip Cover Exhaust Pipe For BMW 5 Series F10 F11 F18 F07 E39 E60 E61 525i 528i 530i 535d 535i (Color : Black)

The whistle sounds through the airflow from the exhaust pipe, the larger the displacement, the bigger the whistle sound, and the easier it is to make a sound. The use of this dual stainless steel car modified exhaust pipe is the optimization of your car's exhaust system, which can make your car exhaust smoother. For BMW 5 Series F10 F11 F18 F07 E39 E60 E61 525i 528i 530i 535d 535i. Stainless Steel --- Exhaust Pipe Ends is made of stainless steel extremely durable and rustproof, not easy to deform. Make the exhaust smoother, increase your power and give you a good driving experience. Reduce car noise and improve car quietness.