Your subwoofer port rule of thumb is wrong!

Learn more about ports here: Cool stuff* featured in the video: Ports: (use the code DIY5 for a discount) Loudspeaker Design Cookbook: (That is the all-new 8th edition!) Savard Subwoofers: Massive Subwoofers: In this video we bust the biggest myth in car audio, the subwoofer port rule of thumb that you use to design your vented enclosure is wrong. Do not use the enclosure volume to calculate your port cross section. Join this channel to get access to exclusive membership perks: If you found this video helpful then you can support the channel on Patreon for as little as $3 a month: Exclusive Discount Codes for DIY Audio Guy fans: 7% off of Savard () with the code DIYAUDIO 10% off of Custom Speaker Pods () with the code DIYAG 5% off from Battery Hookup () with the code DIYAudio 5% off at Parts Express () with the Code DIY5 10% off at Jag35 () with the code DIYAUDIO Check out the DIY Auido Guy Amazon Store: Amazon: Support DIY audio content by shopping with these affiliates: Shop for Basshead Gear at Down4Sound: Shop for Car and Home Audio at Crutchfield: DIY Audio Merch: Funny Car Audio T-Shirts: Connect on social media: Facebook: Instagram: Twitter: Chapters: 0:00 Introduction Music By *As an associate/affiliate marketer I may earn a small commission on qualified purchases on Amazon, Crutchfield, Parts Express, , Savard or Down4Sound. #affiliate #crutchfieldpartner #amazonaffiliate