ISR Performance GT Single Catback Exhaust Nissan Skyline R34 25GTT Coupe 1999-2002 | IS-GT-R34GT 10 1 1 Reduced valvetrain stress at high

Reduced valvetrain stress at high RPM

Preserves Resale Value — Protects the original dashboard surface from wear and sun damage

Helps reduce oil consumption and improves fuel octane stability

this hood vent allows you to reverse the use of the hood mounted scoop and allow you to only evacuate additional heat from the added power you are making but also release some of the added under hood pressure a hood scoop would add

ISR Performance GT Single Catback Exhaust Nissan Skyline R34 25GTT Coupe 1999-2002 | IS-GT-R34GT 10 1 1 Reduced valvetrain stress at highThe ISR Performance GT Single Catback Exhaust for the Nissan Skyline R34 25GTT is a purpose built performance exhaust system engineered for enthusiasts who demand aggressive sound and improved exhaust flow without sacrificing daily drivability. Designed specifically for the 2 door R34 Skyline chassis, this catback system offers a direct fit, bolt on installation that upgrades your exhaust note and reduces backpressure over the restrictive factory