K&N 57-0070 Cold Air Intake / Induction Kit for BMW E30 3 Series M20 (320i 323i 325i, M20B20 M20B23 M20B25) 1982-1993 - Performance Cone Filter, Washable Reusable High-Flow Air Filter System

K&N 57-0070 High-Flow Induction System for BMW E30 M20

Unlock sharper throttle response, stronger mid-range pull and a richer straight-six intake note with the K&N 57-0070. This premium cone-filter upgrade improves engine breathing on classic BMW E30 6-cylinder models, giving your M20 a more urgent feel while retaining renowned K&N filtration and long service life thanks to its washable, reusable design.

At MJ Modifications we have installed this kit on customer E30 builds and our own cars. Feedback has been consistently positive, with owners praising the more responsive pedal feel, smoother acceleration and addictive induction sound. If you want a clean, reliable, bolt-on upgrade for your E30’s engine bay, the 57-0070 is a superb choice.

Key benefits

• High-flow cotton gauze cone filter for improved engine breathing and drivability
• Serviceable filter element for long-term value, no disposable paper elements
• Direct bolt-on fitment for M20-powered E30 models, no cutting required
• Enhanced induction tone that complements the classic straight-six character
• Durable fittings and hardware for a tidy, secure installation
• Ideal foundation for Stage 1 style upgrades and lightly tuned engines

Vehicle coverage

Designed for BMW E30 3 Series with M20 engines:

• 320i 2.0 petrol
• 323i 2.3 petrol
• 325i 2.5 petrol
• Model years approximately 1982 to 1993, including coupe, saloon, touring and convertible where fitted with the M20 straight-six

If you are unsure, contact us and we will verify fitment for your specific car.

Fitting and support

We recommend professional installation for best results. MJ Modifications offers expert fitting in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.

Compatibility check before dispatch

For peace of mind, we can confirm suitability before shipping. Provide your UK registration or the last 7 digits of your VIN at checkout and we will double-check compatibility.

Part number

57-0070

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