Recent content by sci85

I've checked the phase (all good) and disconnected the rear 6x9's on the deck. Right now, the subs are firing forward. I will move the box around and try out different placements as suggested and provide an update. Thanks!

I've tried dropping the seats. That had no affect. I haven't tried moving the sub box around or removing the rear deck speakers. That's my next step when I get back in town tomorrow. I found something about bass wave cancellation that can happen in sedans. I've never actually had that problem...

Hello, I recently bought a 2017 Impala Premium that comes with the Bose 11 speaker center point system with active noise cancellation. The system doesn't sound bad, but having installed many audio systems in my cars over the years, I really wanted some additional punchy bass. So, I put in my 2...