FLYINRYAN11 Member Apr 5, 2018 #1 BOSS PQ-4 Parametric EQ. Works and sounds excellent. Ecellent condition. One of the best tools you can have. I used it to boost the front end of my amp with great success. No other boost/overdrive could touch it. sold Attachments 29790470_2149534935073243_7671682290016298656_n.jpg 47.6 KB · Views: 324
BOSS PQ-4 Parametric EQ. Works and sounds excellent. Ecellent condition. One of the best tools you can have. I used it to boost the front end of my amp with great success. No other boost/overdrive could touch it. sold
