These PCV billet fittings are made specifically for your M156 AMG engines, allowing you to install an oil catch can, effectively protect the intake manifold by trapping blow-by gasses containing unburnt fuel, oil condensate, and moisture. These fittings are a must have for your AMG and are definitely the best value on the market today!
We also sell these fittings as a complete kit with oil catch can & hose
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