Ship your Honda CNG pressure regulator into us and we will rebuild the membranes on the double stage regulator; $250 per stage(per membrane). The price shown is for both stages needed. If you have a Honda from 1996 to 2016 we can rebuild the membrane far less than the $2000 to $3600 quoted from Honda. Our work is guaranteed for one year. Your choice...$500 for 2 stage or $crazy high price. Shipping cost to and from us is not included. Standard UPS, USPS, FEDEX or DHL shipping is available. If expedited service is needed please advise prior to shipping. You may pay the shipping 1 way to us and/or include a prepaid shipping label for us to return the regulator to you.