For the products we have produced an sold in mass quantity, it has been approved by our market and customers .You don't need to worry about it For the new products we released, we will send them to our VIP customer to test it. When it fits perfect, we will relaeased to all of our customers.

Maybe you will feel it same from picture.But the difference is details. our carbon fiber parts material is 3 layers dry carbon fiber cloths, we don't use fiberglass cloth, and we polish every products at least 5 times, and painted with UV-Protection Coat, Ensure that the product will not discolor or turn yellow within 5 years. Our product can withstand temperatures up to 3000 degrees.We also offer lifetime free repair and return services

You know our price is based on our high end quality. Price explain quality. And we have too much products, we cannot promise all products we are the cheapest in the market, but i can promise our price is competitive for you based on our quality

As usual we can deliver the products in 5 days ,if you parts number less than 20 . and in 15 days if your parts number is less than 100pcs But in order to get a detailed delivery time , we will see what you need in details , and i can confimed the accurate one for you