Ramair Pleated Multi Fit Cone Air Filter - 90-70mm (2.75 - 3.5inch)

Upgrade your vehicle’s intake system with the Ramair Pleated Multi Fit Cone Air Filter (90–70mm), a high-performance universal solution engineered to maximise airflow, filtration efficiency and long-term durability. Designed to suit a wide range of applications, this premium cone filter features advanced pleated nanofibre media to deliver improved air intake performance while maintaining superior filtration—ideal for fast road and track-focused builds.

Key Features:

• Universal multi-fit design (90–70mm / 2.75–3.5 inch)
• High-flow pleated nanofibre filtration media
• Increased surface area for improved airflow efficiency
• Durable polymer base construction
• Designed for performance road and track applications
• Reusable and serviceable design
• Developed using over 35 years of filtration expertise

High-Performance Filtration Technology

This Ramair cone filter utilises synthetic nanofibre filtration media, engineered to capture contaminants while maintaining maximum airflow. The pleated design significantly increases surface area, allowing the engine to breathe more efficiently without compromising filtration quality.

Universal Fitment Flexibility

Designed to fit a wide range of intake setups, this filter suits vehicles with:

• 90mm (3.5") inlet diameter
• Compatible stepped fit down to 70mm (2.75")

To ensure correct fitment, measure your intake pipe or MAF housing diameter before installation. This filter is designed to mount directly onto solid intake pipes and is not suitable for soft silicone hose connections.

Built for Reliability & Durability

Constructed with a robust polymer base and high-quality materials, this filter is designed to withstand demanding environments while maintaining consistent performance over time.

Reusable & Easy Maintenance

Unlike disposable filters, this Ramair unit is fully reusable. For optimal performance, clean using the Ramair Filter Maintenance Kit (CK-003), helping extend the lifespan of the filter and maintain airflow efficiency.

Technical Specifications:

• Filter Neck Internal Diameter: 90mm (3.5")
• Compatible Range: 70–90mm (2.75"–3.5")
• Neck Length: 30mm (1.2")
• Base Width: 150mm (5.9")
• Top Width: 120mm (4.7")
• Overall Length: 160mm (6.3")
• Filter Material: Pleated nanofibre
• Base Material: Polymer
• Weight: 850g

Why Choose Ramair?

With over three decades of experience in filtration technology, Ramair is recognised for delivering high-quality intake solutions that balance airflow performance with reliable filtration—trusted by enthusiasts and professionals alike.

Why Buy from R44 Performance?

R44 Performance supplies premium intake upgrades and performance parts for a wide range of vehicles.

• Performance-focused product selection
• Trusted aftermarket brands
• Fast UK & worldwide shipping
• Expert technical support

Improve airflow and enhance your intake setup with the Ramair Pleated Multi Fit Cone Air Filter, a reliable and high-performance solution for a wide range of applications.

Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. R44 Performance Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.

We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.