Description
Ramair Performance Pleated Replacement Air Filter – BMW 1, 2, 3, 4 Series (B48/B58 Engines)
Enhance your BMW’s performance with the Ramair Performance Pleated Replacement Air Filter, engineered as a direct OEM replacement for inefficient paper filters. Designed to fit seamlessly into the factory airbox, this high-flow filter delivers improved airflow, durability, and long-term serviceability for both road and track use.
Constructed with advanced synthetic pleated nanofibre filtration media, the filter maximizes surface area to increase air intake efficiency without compromising filtration. This results in sharper throttle response, optimized engine breathing, and long-lasting performance gains. Backed by over 35 years of motorsport filtration expertise, Ramair ensures both performance and protection.
The filter is precision injection moulded using high-quality custom-blended polymer, guaranteeing a secure fit and consistent airflow across the filter surface. Unlike single-use paper filters, this performance filter is fully reusable and can be easily maintained using the Ramair CK-003 cleaning kit, making it both cost-effective and environmentally friendly.
Key Features:
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High-performance pleated nanofibre filtration media for superior airflow.
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Direct OEM replacement – fits perfectly inside the stock airbox.
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Washable & reusable – simple maintenance with the CK-003 kit.
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Precision injection-moulded construction ensures durability and exact fit.
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Increased surface area for optimized airflow and performance.
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Developed with over 35 years of motorsport filtration expertise.
Technical Specifications:
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Filter Length: 267mm (10.5”)
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Filter Width: 260mm (10.2”)
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Filter Shape: Unique OEM panel design
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Filter Material: Synthetic pleated nanofibre
Compatibility:
This filter is designed for BMW models equipped with B48 2.0L and B58 3.0L turbocharged engines. Compatible applications include:
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BMW 1 Series (F20/F21/F40) – 125i, M140i (2012–2025)
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BMW 2 Series (F22/F23/F44/F45/F46/F87) – 220i, M235i, M240i (2013–2021)
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BMW 3 Series (F30/F31/F34/F80) – 330i, 340i (2012–2025)
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BMW 4 Series (F32/F33/F36/F82/F83) – 430i, 440i (2013–2020)
For a full breakdown of supported years and trims, see the detailed fitment chart above.
