The 75 and ZT Owners Club Forums - View Single Post - What exactly is the Harman Kardan sound system

ninaandphil · 27th March 2018, 21:17

Hi, I mean attaching sound deadening material to the exterior of the HK sub box, it makes it a lot less 'boomy'. Sound deadening in the rest of the car is a different topic! Any bitumen based self adhesive material on ebay should work.

27th March 2018, 21:17	#12
ninaandphil Avid contributor MG ZT CDTi Join Date: May 2013 Location: Exford Posts: 173 Thanks: 49 Thanked 25 Times in 20 Posts	Hi, I mean attaching sound deadening material to the exterior of the HK sub box, it makes it a lot less 'boomy'. Sound deadening in the rest of the car is a different topic! Any bitumen based self adhesive material on ebay should work.