14mm Top O-ring | 92.5

The 14mm Top O-ring is designed to seal the upper portion of fuel injectors that use a 14mm top diameter, ensuring a secure and leak-free fit in the fuel rail.

You can verify fitment by checking your injector specifications or measuring the original top O-ring. If your injector uses a 14mm top seal, this O-ring will be compatible.

Yes, this O-ring is made from durable, fuel-resistant materials that handle gasoline, ethanol, and E85 blends without swelling or deterioration.

Replace the O-ring if you notice fuel seepage, smell fuel under the hood, see visible cracks, or any time the injectors are removed during maintenance or upgrades.

Installation is simple—lightly lubricate the O-ring with a fuel-safe lubricant and slide it into place, making sure not to stretch or pinch it during installation.