Direct OEM-replacement engine air filter for BMW 3 Series and 4 Series with N20, N26, and B46/B48 engines — engineered to factory specifications for maximum engine protection and performance.
Features
- Direct OEM replacement (Part# 13718509032 / 13718507320)
- High-efficiency filtration media — blocks dust, debris, and fine particles from engine intake
- Maintains factory air flow rate for optimal fuel economy and power
- Exact fitment — no modifications required
- Recommended replacement interval: every 30,000–50,000 km
Compatible Models
| Series | Chassis Code | Engine | Years |
|---|---|---|---|
| BMW 3 Series Sedan | F30 | N20 / N26 (320i, 328i) | 2012–2019 |
| BMW 3 Series Touring | F31 | N20 (320i, 328i) | 2012–2019 |
| BMW 4 Series Coupe | F32 | N20 (428i) | 2013–2020 |
| BMW 3 Series GT | F34 | N20 (320i, 328i) | 2013–2020 |
| BMW 4 Series Gran Coupe | F36 | N20 (420i, 428i) | 2014–2020 |
| BMW 3 Series Sedan | G20 | B46 (330i) | 2019–2024 |
| BMW 3 Series Touring | G21 | B46 (330i) | 2019–2024 |
| BMW 2 Series | F22 / F23 | N20 (228i) | 2014–2021 |
Specifications
- OEM Part Numbers: 13718509032 / 13718507320
- Brand: Alpina Motorsports
- Condition: New
- Compatible Engines: N20, N26, B46, B48 (2.0L Turbocharged)
Ships to Canada with tracking.
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