In this video I build and enclosure for an American Bass Titan 12" subwoofer using a pair of 4" aero ports. To learn more about port tuning check out this video: https://www.youtube.com/watch?v=-yopTneS7g8 If you enjoyed this aero port sub box build video then you can support the channel on Patreon for as little as $3 a month: https://www.patreon.com/DIYAudioGuy Affiliate* links to products used in the video: Precision Ports: https://parts-express.sjv.io/NKqRmV American Bass Subwoofer: https://amzn.to/3kHFqF6 Glue Roller: https://amzn.to/3ubgf0Y Crappy tape (don't buy this): https://lddy.no/1065t Better tape: https://amzn.to/2Y0rfm9 Square: https://amzn.to/3itMaoT DATS: https://parts-express.sjv.io/b3BEDP Exclusive Discount Codes for DIY Audio Guy fans: 10% off at NVX.com (https://nvx.com/?ref=n_3Nr6MdZIar-d) with the code DIYAUDIO10 10% off of Custom Speaker Pods (https://customspeakerpods.com/) with the code DIYAG Support DIY audio content by shopping with these affiliates: Amazon: https://www.amazon.com/shop/diyaudioguy Shop for Car Audio at NVX: https://nvx.com/?ref=n_3Nr6MdZIar-d Shop for Basshead Gear at Down4Sound: https://lddy.no/1065t Shop for Car and Home Audio at Crutchfield: https://howl.me/cg9bCOKLoK7 Shop for Car Audio at Sonic Electronix: https://bit.ly/3bazPBs Shop for speakers at Parts Express: http://parts-express.sjv.io/0J6eYE DIY Audio Merch: null Chapters: 0:00 Introduction 0:08 Why are aero ports better than normal ports? 1:35 How to tune an aero port. 2:50 Top tips for breaking down plywood for a subwoofer box. 3:50 Cut circles the easy way 4:18 Subwoofer specifications 4:30 Tricks for making braces 6:35 The easy way to assemble a subwoofer enclosure 9:30 Tips for installing ports 10:40 The best woofer tester ever 11:00 Test bump *As an amazon associate marketer I may earn a small commission on qualified purchases. As an affiliate marketer I may earn a small commission when you make a purchase at parts express.