ISR Performance O2 Turbine Extension - Nissan SR20DET 3" Bull Boost Performance Factory-matched geometry - Rotor and

Factory-matched geometry - Rotor and bearing paired for correct runout and braking balance

Featuring 100% pre-preg vacuum-dried carbon fiber with genuine 2x2 weave pattern

Do these come with bulbs and wiring harness

scratch-resistant finish

Improved Safety - Sequential turn signals and enhanced visibility increase driving confidence

ISR Performance O2 Turbine Extension - Nissan SR20DET 3" Bull Boost Performance Factory-matched geometry - Rotor andISR 3" Turbine Outlet O2 Housing Nissan SR20DET S13 T25 S14 T28 or GT Series Turbo ISR Performance brings you the first True 3" Turbo outlet. Every other turbine outlet necks down, This new design from ISR Is a higher flowing true 3" outlet. Turbo Outlets increase exhaust flow and free up Horsepower. Great bang for the buck upgrade. This unit does require that you re use your OEM turbine housing studs nuts. This Specific Outlet has been double welded