Borla 16 Chevy Camaro 6.2L Atak Rear Section Exhaust w/o NPPBorla 16 Chevy Camaro 6. 2L Atak Rear Section Exhaust w o NPP This system is for vehicles that come from the factory with single tips are not equipped with NPP (dual mode exhaust). This system features the aggressive ATAK(r) sound and exits through unique BORLA(r) 4. 5" carbon fiber tips with bright centers. Systems with bright chrome on T 304 stainless steel tips and black coated T 304 stainless steel tips are also available. BORLA(r) Cat Back(tm) &