CAR AUDIO UPGRADE! Pioneer GM-D1004 4 channel car amp installed in Smart 451

I purchased this pioneer amp from amazon and installed it in a Smart Fortwo 451. the sound from the 4 rockford fosgate speakers has been improved so much! the GoPro audio recording doesn't do it justice but sounds much better in person... I 100% Recommend. Pioneer GM-D1004 Easy to install, 4-channel car amp with TVC concept and input sensor (400W) , Black Amazon affiliate links: (if you use my link i get a small commission at no cost to you) Pioneer GM-D1004 4 channel Amp - https://amzn.to/4o1WJPT Rockford Fosgate R165X3 Speakers - https://amzn.to/4o8vbIM Music: Vortex by Declan DP License: https://license.declandp.info Free Download / Stream: https://www.audiolibrary.com.co/decla... Music promoted by Audio Library:    • Energetic Electronic Music for Vlogs & Tra...