high quality exhaust system valvetronic exhaust catback for Nissan 370Z

    • All materials are stainless steel 304, and wall thickness 1.5mm.
    • All flanges must be leveled after welding. The welding seam should not be larger than 0.3mm.
    • Surface brushed or polished treatment.
    • The inside of the finished pipe must be ensured that there is no oil, burrs and dust.