New Parts › M20 Oil Return Drain Pipe O-ring - 11151714390 Image 1 of 1 M20 Oil Return Drain Pipe O-ring - 11151714390 $7.00 Sold Out O-ring used to seal the oil drain pipe back to the sump. 2x required.BMW Part Number: 11151714390. Get notified by email when this product is in stock. Sold Out Added! O-ring used to seal the oil drain pipe back to the sump. 2x required.BMW Part Number: 11151714390. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More You Might Also Like Quick View BMW Cam & Crank Sensor O-Ring - Green seal for Sensors - 17x3mm - 12141748398 $4.00 Quick View M20 Oil Drain Tube Flat Retaining Washer - 11151280937 $9.00 Sold Out Quick View M20 Camshaft Plate O-ring 53mmx2mm - 11121265087 $5.00 Quick View E46 M3 S54 Water Pump O-Ring - 11537830709 $13.50 Quick View Engine Oil Filter Housing O-Ring for M10 M40 M42 Engines - 11421709513 $7.00