UNI MN-55SJ Fuel Air Filter MN/55SJ

( Brand: Uni ), ( Manufacturer Part Number: MN/55SJ ), ( Type: Multi-stage Competition Air Filter ), ( Compatible Year: 1997 1996 1995 1994 1993 1992 1991 1990 ), ( Compatible Model: 300 Exc ), ( Bundle Description: 1 Pc Genuine Uni Multi-stage Competition Air Filter ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review UNI Mn/55sj Multi stage Competition Air Filter For Ktm Exc Fuel And fits KH 300 1990–1997

Introducing the UNI MN/55SJ Multi-Stage Air Filter, specifically designed for KTM 300 EXC models produced between 1990 and 1997. This air filter boasts a multi-layered construction that ensures optimal engine protection and improved performance.

The outer layer of this air filter is made from high-quality pleated paper, which effectively captures larger particles, such as dust and debris. The second layer consists of a synthetic filter media, designed to capture microscopic contaminants, ensuring a cleaner airflow to the engine.

The UNI MN/55SJ Multi-Stage Air Filter features an oiled cotton gauze layer. This layer not only adds an extra layer of filtration but also provides an excellent seal to the airbox, reducing air leaks and ensuring maximum airflow efficiency to the engine.

The filter's design includes a convenient, easy-to-access oil reservoir, allowing you to easily add or top up filter oil as required for optimal performance. The filter housing is made from a robust, durable material, ensuring it can withstand the rigors of off-road riding.

By using the UNI MN/55SJ Multi-Stage Air Filter, you can enjoy improved engine performance, increased fuel efficiency, and prolonged engine life. This air filter is an essential upgrade for any KTM 300 EXC rider seeking to enhance their riding experience on the trail.

Uni MN/55SJ Multi-Stage Air Filter for 1990-1997 KTM 300 EXC Fuel Injection: Pros, Cons, and Recommendation

The Uni MN/55SJ Multi-Stage Air Filter is a popular aftermarket option for the 1990-1997 KTM 300 EXC Fuel Injection models. This air filter boasts several advantages, but it also comes with some potential drawbacks. In this analysis, we will discuss the pros, cons, and provide a final recommendation.

1. Enhanced Engine Performance: The multi-stage design of the Uni MN/55SJ air filter ensures better engine performance by trapping more contaminants and allowing cleaner air into the engine.

2. Increased Filtration Efficiency: Compared to stock filters, the Uni MN/55SJ offers superior filtration, ensuring a longer engine lifespan and better overall performance.

3. Easy Installation: The air filter is relatively easy to install, and it fits securely in the factory airbox.

4. Improved Power Delivery: With cleaner air entering the engine, the Uni MN/55SJ can help improve the power delivery and throttle response of your KTM 300 EXC Fuel Injection.

1. Potential for Decreased Airflow: Some users have reported a slight decrease in airflow when using the Uni MN/55SJ air filter. However, this is usually not noticeable during normal riding conditions.

2. Higher Cost: The Uni MN/55SJ air filter is more expensive than the stock filter, which may deter some buyers.

3. Required Maintenance: The multi-stage design of the Uni MN/55SJ air filter requires more frequent maintenance, as the pre-filter and main filter need to be cleaned or replaced more frequently than stock filters.

The Uni MN/55SJ Multi-Stage Air Filter offers several advantages for the 1990-1997 KTM 300 EXC Fuel Injection, including enhanced engine performance, increased filtration efficiency, and improved power delivery. However, it comes with some potential drawbacks, such as a slight decrease in airflow and the requirement for more frequent maintenance.

Despite these cons, the benefits of using the Uni MN/55SJ air filter generally outweigh the drawbacks. If you are looking to improve the performance and longevity of your KTM 300 EXC Fuel Injection, this air filter is an excellent investment. Just be prepared for the increased cost and the need for more frequent maintenance.

If you're looking to upgrade the air filter on your 1990-1997 KTM 300 EXC Fuel Injection, the Uni MN/55SJ Multi-Stage Air Filter is a solid choice. It offers significant improvements in engine performance, filtration efficiency, and power delivery. While it does come with some additional costs and maintenance requirements, the benefits make it a worthwhile investment for serious off-road enthusiasts.

Details:

Uni Multi-Stage Competition Air Filter for 1990 - 1997 KTM 300 EXC - Fuel Kh: Status: In Stock.

part #: mn55sj price

• $35.97

specifications scoofilters:

• for models: Kh, 300
• for makes: Ktm
• for years: 1990-1997
• brand: Uni
• mpn: Mn/55sj
• type: Multi-stage Competition Air Filter
• compatible year: 1997 1996 1995 1994 1993 1992 1991 1990
• compatible model: 300 Exc
• bundle description: 1 Pc Genuine Uni Multi-stage Competition Air Filter
• core charge: Free No Core Charge
• fitment type: Direct Replacement

shipping scoofilters:

• type: Fixed
• transit: 3-7 Days
• class: Standard
• cost: $0.00
• service: Standard

payments scoofilters:

• credit card: Mastercard
• other
• wallet: Apple-pay

general scoofilters:

• condition: New
• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Air Filters

offer scoofilters:

• availability: In Stock
• sold: 0
• options: Ship-to-home
• quantity: 1
• started: December 24, 2025

seller scoofilters:

• city: Multiple warehouses
• rating: 98.4%
• # reviews: 15174

returns scoofilters:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

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