GTR: Black Edition in for a ULTRA Edition Sound Upgrade

Nissan GT-R Black Edition

Nissan GT-R Black Edition

The stock Bose sound system sounds good.....ULTRA AUTO SOUND is going to make it better.

The stock Bose sound system sounds good…..ULTRA AUTO SOUND is going to make it better.

The stock location of the factory bose subwoofer. It has a great opening for what we are about to do. Sound deadening installed all over including the floor, doors, trunk.

The stock location of the factory bose subwoofer. It has a great opening for what we are about to do. Sound deadening installed all over including the floor, doors, trunk.

New open back enclosure makde to fit a JL Audio 10" Subwoofer. This particular subwoofer is made for open enclosures

New open back enclosure makde to fit a JL Audio 10″ Subwoofer. This particular subwoofer is made for open enclosures

Focal Elite KRX3 tweeters barely fit. They will definitely sound much better than stock!

Focal Elite KRX3 tweeters barely fit. They will definitely sound much better than stock!

Speaker crossovers hidden in door. Still easily adjustable with removable arm rest.

Speaker crossovers hidden in door. Still easily adjustable with removable arm rest.

Everything will look stock except this Focal logo on the doors. 3", 6" and tweeter all hidden.

Everything will look stock except this Focal logo on the doors. 3″, 6″ and tweeter all hidden.

Helix sound processor for time correction and fine tweeking of sound preferences

Helix sound processor for time correction and fine tweeking of sound preferences

Two shallow focal subwoofers installed under the driver and passenger seat

Two shallow focal subwoofers installed under the driver and passenger seat

A complete sound overhaul and everything looks stock. rear panel made to look like original. MORE BASS, MORE CLARITY, MORE FUN!

A complete sound overhaul and everything looks stock. rear panel made to look like original. MORE BASS, MORE CLARITY, MORE FUN!