ISR Performance have released new products for the 350z and 370z, they have developed a range of Single exits all with Burnt Tips.

For the 370z there are 2 new variations, Burnt Tip single exit or a Titanium version

The 350z version is now available with a Burnt tip

350z

https://www.tarmacsportz.co.uk/brands/isr-performance/isr-performance-nissan-350z-03-06-gt-single-exit-y-pipe-back-exhaust-single-burnt-tip.html

370z

https://www.tarmacsportz.co.uk/brands/isr-performance/isr-performance-nissan-370z-09-gt-single-exit-y-pipe-back-exhaust-single-burnt-tip.html

370z titanium

https://www.tarmacsportz.co.uk/brands/isr-performance/isr-performance-nissan-370z-09-series-ii-y-pipe-back-full-titanium-exhaust-burnt-tip.html