There are enough parts to do 4 injectors. Why pay over $150 at the dealership?
Picture shows a Toyota MR2 injector. Injector is not included with this product as it is for comparison and to demonstrate o-ring locations only.
PLEASE NOTE: Replacement filters are optional to replace. You will need to remove the metal ring below the filter to reinstall the new filter. See the videos attached for procedure and you will NOT REUSE the metal o-ring pictured below during re-assembly.