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| MPN | RU-4550 |
| EAN | 024844373809 |
| Units per SKU | 1.0 |
| Certifications | None |
| Material | High-flow cotton gauze |
| Color/Finish | Red cotton media with black rubber flange |
| Wheel Size (inches) | |
| Offset (mm) | |
| Bolt Pattern / PCD | |
| Lug (holes) | |
| Center Bore (mm) | |
| Spoke Style | |
| Beadlock (Yes/No) | |
| Backspacing (inches) |
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2002 | BMW | 525i | Base |
| 1999-2000 | Honda | Civic | CX |
| 1999-2000 | Honda | Civic | DX |
| 1999-2000 | Honda | Civic | EX |
| 1999-2000 | Honda | Civic | GX |
| 1999-2000 | Honda | Civic | HX |
| 1999-2000 | Honda | Civic | LX |
| 1999-2000 | Honda | Civic | Si |
| 1999 | Honda | Civic | Value Package |
| 2009 | Mazda | MX-5 Miata | Grand Touring |
| 2009 | Mazda | MX-5 Miata | Sport |
| 2009 | Mazda | MX-5 Miata | SV |
| 2009 | Mazda | MX-5 Miata | Touring |
| 2002 | Mini | Cooper | S |
| 2004 | Volkswagen | Golf | GTI VR6 |
The K&N Universal Air Filter (model RU-4550) is designed to deliver superior air flow and engine protection for a wide range of vehicles. Measuring 4 inches at the flange, 5 3/8 inches at the base, 4 1/2 inches at the top, and standing 6 inches tall, this filter fits universal applications with ease.
Engineered by K&N Engineering, a trusted name in performance parts, the filter utilizes high-quality materials to ensure durability and long-lasting performance. This air filter is a perfect upgrade for automotive enthusiasts seeking improved air intake efficiency and enhanced filtration without compromising engine safety.
Its universal fit makes it a versatile choice for many tuning projects, especially when customizing air intake systems or replacing worn filters. Whether you are tuning your street car, sports vehicle, or a custom build, the K&N Universal Air Filter offers reliable performance and easy installation.
At Tuningsupply, we provide competitive pricing with fast shipping across Europe and no hidden fees. Upgrade your air intake system today with this high-performance K&N air filter and experience improved engine breathing and power delivery.
Engineered by K&N Engineering, a trusted name in performance parts, the filter utilizes high-quality materials to ensure durability and long-lasting performance. This air filter is a perfect upgrade for automotive enthusiasts seeking improved air intake efficiency and enhanced filtration without compromising engine safety.
Its universal fit makes it a versatile choice for many tuning projects, especially when customizing air intake systems or replacing worn filters. Whether you are tuning your street car, sports vehicle, or a custom build, the K&N Universal Air Filter offers reliable performance and easy installation.
At Tuningsupply, we provide competitive pricing with fast shipping across Europe and no hidden fees. Upgrade your air intake system today with this high-performance K&N air filter and experience improved engine breathing and power delivery.
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.

















