HKS 89-94 Nissan Skyline GT-R E-BNR32 RB26DETT URBAN MATTE Edition Super Turbo Muffler

\"High-dimensional Super Turbo Muffler Debut\" Exhaust Efficiency & Sound Pressure Reduction are implemented together. The turbo engine master HKS challenged to implement the following 3 characteristics together to develop Super Turbo Muffler. Effective on stock to high performanceA vehicles w/ upgraded turbines. The performance exhaust sound meets the JASMA standard. Unique exhaust sound designed specifically for the engine.