aFe High Performance Drop-In Filters E90 / E92 / E93 M3

Looking for an easy, bang for your buck modification for your E90 / 92 / 93 M3 with proven performance gains? aFe has the PERFECT SOLUTION for you with the brand new release of aFe's High Performance Drop-In Filter. Replace your restrictive OE filter and increase flow by 54% over stock, there are two filter options available the Pro-5 R and the Pro-Dry S.

Pro 5R

aFe's Pro5R filters offer the highest airflow while providing outstanding filtration. With 5 layers of progressively finer medical grade cotton gauze sandwiched between two aluminum screens. This type of media will give you least amount of air restriction and lowest possible exhaust gas temperatures (EGT's). It is ideal for vehicles that only see highway driving, or for those who want to build the most horsepower.

Pro Dry S

Pro Dry S filters offers outstanding airflow, superior cumulative filter efficiency and maximum convenience. aFe's Pro Dry S OIL FREE filter media provides increased airflow at "near OE" filtration levels of 99.2%*. A great benefit of the Pro Dry S filter is the convenience of cleaning the filter as opposed to an oiled filter. Cleaning is as simple as washing the filter through warm water, no special chemicals or oils needed.

• Filter Type: Progressive 5 layer cotton gauze

• Air Flow: Up to 75% increase over stock**

• Filtration Protection: Maximum Protection 98.6%
• Maintenance: Clean with aFe Power Cleaner, allow to dry, oil with aFe Oiling Agent
• Service Interval: 30,000 miles normal driving; 20,000 miles in severe dust environments
• Warranty: Lifetime

• Filter Type: 2 Layer Synthetic
• Air Flow: Up to 50% increase over stock*

• Cumulative Filter Efficiency: 99.2%

• Maintenance: Easy; Tap or wash with warm water and detergent. No chemicals and no oil.
• Service Interval: tap or rinse in soap & water every 50,000 miles under normal driving (street) conditions; 30,000 miles in severe dust environments
• Warranty: Lifetime