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The GReddy Type-B oil filler cap in blue is listed for Subaru engines with an M42-P4.5 thread specification. It provides a colored replacement that matches the Subaru filler neck size noted in the description, offering a simple aesthetic upgrade while maintaining the described threaded fit. The Type-B cap is intended to swap in for the factory cap on compatible Subaru engines.
GReddy Type-B Oil Filler Cap Subaru M42-P4.5 - Blue
