K&N 33-2332 High-Flow Washable Replacement Air Filter - BMW 3 Series E90/E91/E92/E93 325i 328i 330i, BMW 1 Series 130i (N52), Subaru Impreza GD 1.5 - Reusable Drop-In Panel

K&N 33-2332 Performance Panel Filter for BMW E9x 325i 328i 330i, BMW 130i N52, Subaru Impreza GD 1.5

Unlock smoother breathing and long-term value with the K&N 33-2332 serviceable engine air filter. This free-flowing, cotton gauze panel simply swaps into your standard airbox for a quick upgrade that supports crisp response and dependable filtration. Clean, re-oil and refit to enjoy miles of use while reducing waste from single-use paper elements.

• Genuine part number: 33-2332
• Straight swap for the OE insert in the factory airbox
• Reusable, cleanable media for long-term cost savings
• Optimised airflow to help your engine breathe more freely
• No tuning required and fully compatible with the stock MAF
• Durable construction designed for repeated cleaning cycles

Proven by us and our customers

We run these filters on our own cars and have fitted them for countless enthusiasts. Fitment is spot-on, service intervals are easy, and feedback on drivability and quality has been consistently positive.

Vehicle applications

Ideal for a range of petrol models using the BMW N52 straight-six and selected Subaru platforms:

• BMW 3 Series E90 E91 E92 E93 325i, 328i, 330i including xDrive variants
• BMW 1 Series 130i E81 E87 3.0 petrol
• Subaru Impreza II Saloon GD 1.5 non-turbo

Common searches this filter matches include: BMW E90 330i performance filter element, E92 325i cotton panel insert, E93 328i intake filter upgrade, BMW 130i E81 E87 N52 reusable air filter, Subaru Impreza GD 1.5 petrol panel element, lifetime air filter UK, serviceable induction filter, OE airbox drop-in filter, eco friendly engine filter.

Why choose this upgrade

• Boosts intake efficiency versus disposable paper elements
• Helps support responsive acceleration and smooth intake sound
• Clean and re-oil with a standard service kit for repeat use
• Great match for stock or lightly modified cars wanting a quick, reliable intake refresh

Fitting and support

Prefer professional installation or a health check of your intake system? Book fitting with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Compatibility check before dispatch

We verify suitability before shipping. For UK vehicles, provide your registration number. For overseas orders, send the last 7 characters of your VIN at checkout or via email and we will confirm the correct part.

Part number

33-2332

Helpful search terms

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