Upgrade your BMW’s breathing with the Ramair Performance Foam Replacement Air Filter (SKU: RPF-1552). Designed to replace the inefficient OEM paper filter, this high-performance foam panel improves airflow, sharpens throttle response, and delivers better filtration to protect your diesel engine. Built using Ramair’s twin-layer Aeriform foam and reinforced with a stainless steel cage, this filter offers strength, durability, and reusable performance—cleanable with the CK-003 maintenance kit. Engineered for perfect fitment in the OEM airbox, it provides a clean installation and long-term reliability.
Key Features
High-performance, MAF-safe twin-layer Aeriform foam construction
Stainless steel cage for structural integrity and durability
Rubberised polymer surround for secure and clean fit in OEM airbox
Reusable design – easy to clean with Ramair CK-003 filter maintenance kit
Improves airflow, throttle response and diesel efficiency
Precision dimensions and durable materials for long service life
Lifetime guarantee against manufacturing defects (single user)
Compatibility
This filter is compatible with the following BMW diesel models:
Model
Chassis
Years
Engine
118d
E87 / F20
2004–2012
2.0L Diesel (N47 after ~2007, earlier models with M47/M57 as applicable)