ISR Performance Bell Mouth Downpipe - Nissan Skyline R32 GTST R33 GTST

ISR Performance Bell Mount Downpipe - Nissan Skyline R32 GTST R33 GTST

ISR Performance Stainless Steel Bell Mount Downpipe for the Nissan Skyline R32 & R33 GTST replaces the Factory restrictive downpipe with a 3" one-piece unit  that bolts directly to your turbo. Increasing the Size of the downpipe allows the exhaust to flow more freely and free up Horsepower. Includes 1 o2 bung for the OEM o2 sensor.