Get your motor running and keep the fuel pumping when you need it most with a replacement accelerator pump diaphragm from AutoAnything. You simply won't find accelerator pump diaphragms anywhere for any less—in fact, we invite you to put us to the test on that claim. Find your replacement accelerator pump diaphragm anywhere, on the net or in the store, for less than us in the next year and we refund the difference plus a buck.