Material:SNCM439 / AISI 4340 (USA) / Grade 10.9 / High Tensile. Fits 1995-1999 2G DSM Engines and EVO VII-IX. MAMBA Mitsubishi EVO 1~9 4G63TSNCM439 Exhaust Manifold and Turbo Full Stud kit. Fit Mitsubishi EVO 1~9 Exhaust Manifold, Turbo To Exhaust Manifold and Downpipe Studs.
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