Activated-charcoal cabin filter

Q: Where do I find option code M571 on my car?

Look on the option sticker in the service/maintenance booklet, the front-trunk data label, or the original window sticker (Monroney label in the US).

On the Porsche 911 997.1 (2005-2008), option code M571 means: Activated-charcoal cabin filter.

Code: M571 · also 571
Category: Comfort
Type: M-code
Model: 911 997.1
Years: 2005-2008
Confidence: High confidence

01Explained

About M-code codes

M-codes (“Mehrausstattung”) are the classic Porsche factory option numbers printed on the build sheet, window sticker and the option sticker in the service book or front trunk. On a 997.1 you will usually find M571 on the option sticker in the service/maintenance booklet, the front-trunk data label, or the original window sticker (Monroney label in the US).

02Confidence

“high”: meaning confirmed by at least two independent public sources. Option meanings can differ between markets and model years.

M571 on other generations

03Related

More comfort codes on the 997.1

All 997.1 codes →

Verified against kindel.com, porschehangout.com. Description is our own wording.

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