An automotive plastics and tooling supplier to major auto makers and Tier 1 manufacturers has filed for bankruptcy after months of financial distress. Auburn Hills, Mich.-based Unique Fabricating N.A. Inc. filed a petition for voluntary Chapter 7 protection in the U.S. Bankruptcy Court for the District of Delaware on Wednesday, according to a company filing with the U.S. Securities and Exchange Commission. The company makes plastic, rubber and foam components for customers including Stellantis N.V., General Motors Co., Yanfeng Automotive Interior Systems, Rivian Automotive Inc. and Bosch. It has up to $50 million in estimated liabilities and between $10 million and $50 million in assets, according to a bankruptcy document.