



| SKU | FLB14603 |
| MPN | 14603 |
| GTIN | 00845096006181 |
| Certifications | None |
The Fuelab Diaphragm & O-Ring Kit is designed specifically for 535xx and 545xx Series Fuelab regulators, fitting all models within these ranges. This kit includes high-quality diaphragms and O-rings that ensure proper sealing and optimal regulator performance. Manufactured by Fuelab, a trusted name in fuel system components, this kit offers reliable replacement parts to maintain fuel system integrity and efficiency.
This kit is essential for enthusiasts and professionals who want to keep their fuel regulators operating smoothly, especially in high-performance and custom automotive applications. Easy to install, the Fuelab Diaphragm & O-Ring Kit helps prevent leaks and ensures precise pressure regulation, giving your vehicle the dependable fuel delivery it needs.
Keep your Fuelab regulator running at peak efficiency by replacing worn or damaged diaphragms and O-rings with this genuine kit. A must-have for fabrication projects and routine maintenance, it supports your build’s performance and reliability.
Customer reviews
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















