ISR Performance 3in Race Straight Dual Tip Cat Back Exhaust Nissan 240sx 1989-1994 Vehicle Model_STi This type of disc should

This type of disc should only be used in a professional race setting and never on the street

and alignment tool

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Blacked out when off

Different shapes of the knob are ergonomically correct depending on shifting style

ISR Performance 3in Race Straight Dual Tip Cat Back Exhaust Nissan 240sx 1989-1994 Vehicle Model_STi This type of disc shouldPart #: IS EPDUAL S13 ISR Performance released their newest design in exhausts. This is a Race type Straight pipe exhaust system. Straight 3in diameter piping splits to dual 3in tips. This exhaust has no resonator or mufflers. It is an awesome sounding straight pipe exhaust. Note: ISR orders might take a day of processing. If you need it sooner, contact us directly.