Injector Dynamics ID1700-XDS, for 90-05 Miata, 1.6L / 1.8L, 11mm (blue) adaptors, -204 lower cushions (remove lower o-ring retainer) Set of 4, Part #1700.11.02.60.11.4. Tick Performance is proud to be a warehouse distributor for the entire Injector Dynamics product line. If you don't see what you're looking for here, please contact our friendly sales staff either by phone or email.
All warranty questions, claims or otherwise should be directed toward the manufacturer, Injector Dynamics.