FERREA KT4045 Valve Spring Kit for BMW S54 2001-2006

Description FERREA KT4045 Valve Spring Kit for BMW S54 2001–2006

The FERREA KT4045 valve spring kit is engineered for the BMW S54 engine, providing a dual-spring configuration designed to support high-performance operation and increased valvetrain stability. The components are developed to maintain precise valve control under elevated RPM conditions, making the kit suitable for performance-oriented builds and motorsport applications.

• Dual valve spring design for enhanced valvetrain stability
• Titanium retainers for reduced mass and improved valve response
• Spring seat locators for consistent positioning and durability

Kit Contents:

• Dual Springs #S10156 × 24
• Titanium Retainers #E11128 × 24
• Spring Seat Locators #SL1141 × 24