Mufflers for Toyota we have a very big range, covering muffler for Japanese, Chinese, European and American cars. we can produce muffler for Volkswagen Touareg, Audi Q7, BMW X5, Porsche Cayenne etc. We are probably the only factory in China produces such muffer. If there is possibility for us to work with you. We propose the following ways for our cooperation: 1) You order some samples from us and check the quality, if they are OK, then we can supply at quantity, provided our price is accepted by you. this way the muffler will be from our existing range. 2) You provide us samples and we develop for you, we can be your OEM supplier and we can sign exclusivity agreement with you if you need.