Blox Racing Dual Valve Springs for DOHC VTEC - Single Piece (BXPT-10300-SP) 2563 This is a significant improvement

This is a significant improvement over an open diffs most of the time

Includes Oval Style Tips 4" 102mm ultimate quality fits bumper beautifully

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Subaru Legacy 05-21

Blox Racing Dual Valve Springs for DOHC VTEC - Single Piece (BXPT-10300-SP) 2563 This is a significant improvementBLOX Racing valve springs are wound using super clean, chrome silicone alloy. These valve springs are designed and engineered for both high performance street driving and all out racing conditions. Each set provides maximum lift while preventing valve float and helps counter the effects of spring surge. These are perfect for naturally aspirated and forced induction engines. Easy installation, no machining is required. Highly recommended for