NOX Sensor Lambda Boss Repair Exhaust Nut M20 x 1.5mm 304 Stainless Steel. Internal Thread M20 x 1.5mm. 1pc M20 x1.5mm Nut. Material 304 Stainless Steel. Type Weld in Boss. Repair Flex pipes +/- 3mm. We are committed to provide a safe and convenient way to trade.
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