Hey guys Non Bose system stock 2001 A4 1.8t quattro, stock head unit stock speakers(all blown or missing ). My buddy had this same car about 10 years ago and gave me his old Polk speakers 6.5 he’s had sitting in his Audi shop for a while cause I had 0 in my rear deck car came without any. So yeah he just gave me them and I put in speakers in many cars but Audi had me lose 5 hrs of my life trying to figure out how to put them in. I seen the threads and I’m still ******* lost. Lol there’s a harness with a mini amp on the old speakers well ummm ****!!! Lol so yeah I’m kinda stuck in a pickle here, and I don’t like being lost. Any help be great cause my friends being lazy lol.