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| SKU | KNNRB-0900 |
| MPN | RB-0900 |
| GTIN | 024844007230 |
| Certifications | None |
| Material | Rubber |
| Color/Finish | Black |
| Wheel Size (inches) | 3 |
| Beadlock (Yes/No) | No |
| Backspacing (inches) | 4 |
Discover the K&N Universal Rubber Air Filter, model RB-0900, designed to boost your engine's performance with optimal airflow and filtration. Its 3-inch inlet with a 5-degree flange angle ensures a versatile fit across various intake setups, making it an excellent choice for custom builds, kit cars, and performance upgrades.
The filter features a durable rubber construction for optimum sealing and longevity. With an outer diameter of 4 1/2 inches and a height of 4 inches, this filter offers compact dimensions suited for tight engine bays without sacrificing airflow efficiency.
K&N Engineering is renowned for quality and innovation in automotive air filtration, making this universal air filter a reliable upgrade for enthusiasts and workshops alike. Easy to install, maintain, and clean, it helps protect your engine from harmful contaminants while enhancing throttle response and engine sound.
Whether you are working on a hot rod, a V8 engine, or a custom project, the K&N Universal Rubber Filter RB-0900 delivers trusted performance and durability in a compact package.
The filter features a durable rubber construction for optimum sealing and longevity. With an outer diameter of 4 1/2 inches and a height of 4 inches, this filter offers compact dimensions suited for tight engine bays without sacrificing airflow efficiency.
K&N Engineering is renowned for quality and innovation in automotive air filtration, making this universal air filter a reliable upgrade for enthusiasts and workshops alike. Easy to install, maintain, and clean, it helps protect your engine from harmful contaminants while enhancing throttle response and engine sound.
Whether you are working on a hot rod, a V8 engine, or a custom project, the K&N Universal Rubber Filter RB-0900 delivers trusted performance and durability in a compact package.
Customer reviews
Based on 160 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.

















