Darren, a Crutchfield employee and car audio integration guru, walks JR through the "head unit back" audio upgrade he installed in his '17 Volkswagen Golf Alltrack. Check out these articles to follow along with Darren's installation (https://www.crutchfield.com/r/5V7) and his custom fiberglass work (https://www.crutchfield.com/r/5V8).
Some of the gear discussed includes:
Hertz Mille ML Power 5-channel amplifier
https://www.crutchfield.com/r/5V9
Rockford Fosgate DSR-1 digital sound processor
https://www.crutchfield.com/r/5VA
Hertz MP 250 D4.3 10” subwoofer
https://www.crutchfield.com/r/5VB
Hertz Mille Pro component speaker system
https://www.crutchfield.com/r/5VC
Hertz Mille Pro coaxial speakers
https://www.crutchfield.com/r/5VD
Dynamat sound deadening
https://www.crutchfield.com/r/5VF
Stinger Roadkill FAST Rings
https://www.crutchfield.com/r/5VG
After the interview, JR and Eric answer a question from the customer comments on our What Are Line Output Converters? (https://www.crutchfield.com/r/5VE) article about where to tap into audio signal when keeping a factory radio in an audio upgrade.