Founded in 2012,AAdvance Auto Parts Co.,Limited is a aftermarket manufacturer dedicated to providing fuel systems solutions including fuel injector sleeves and fuel pump pressure regulators.We also do trading business worked with several factories to be a good distributor for fuel injectors,electric connectors and so on......So I can get the most economic price,and checking design quality, manufacturing quality, test quality and usage qualityOur commitment to providing you with the best aftermarket parts available with extraordinary customer service. We are here for you, our customer, to assisist you with your purchase from start to finish.