Description
Keep your AN fittings sealed and leak-free with the Aeroquip #4 Aluminum Flare Plug (FCM3713) — a must-have for any serious build or track car. Machined from lightweight aluminum with a brilliant blue anodized finish, this plug looks as good as it performs. Whether you’re capping off unused ports or prepping your system for storage, this little piece delivers big peace of mind.
- Part Number: FCM3713
- Type: Flare plug
- Size: 4 AN (#4)
- Head Style: Hex head
- Material: Aluminum
- Finish: Blue anodized
- Sold: Individually
Aeroquip has been a trusted name in high-performance fluid fittings for decades, and the FCM3713 is a perfect example of their commitment to quality. Simple to install, corrosion-resistant, and built to handle the demands of motorsport and performance applications — it’s a small part that makes a big difference.






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