ISR Performance GT Single Exhaust - Nissan R32 Skyline GTS-T 0 13 Jan 2015 16:47 Enjuku Racing ISR Performance GT Single Exhaust - Nissan R32 Skyline GTS-T ISR Performance GT Single is a full 3" brushed stainless steel Exhaust with a 4.5" tip and removable silencer. <..Price: $249.99