Upgrade your Subaru Impreza with the GSC Power Division EJ257 Beehive Valve Spring & Titanium Retainer Kit. Designed for optimal performance, this kit enhances valve stability and durability during high-performance driving. The beehive design of the springs reduces valve train weight, contributing to a more responsive engine, while the titanium retainers provide strength and reduce overall valve train mass for improved RPM handling. This kit is intended for use with OE spring seats, ensuring compatibility with your existing components. It is an excellent choice for enthusiasts looking to maximize engine performance without compromising reliability.<br><br>The GSC P-D Kit is compatible with a range of Subaru Impreza models from 1999 through 2007, making it versatile for various builds. Its high-quality materials and precise engineering help maintain proper valve operation under increased stress, which is essential for turbocharged or high-revving engines. Installation requires familiarity with engine components and should be performed by experienced technicians to ensure optimal results. This kit does not include the spring seats, which must be used with OE components, simplifying installation and reducing costs.<br><br>Engineered to meet strict standards, this valve spring and retainer kit is prop 65 compliant and safe for use in various applications. Whether you're building a race car or improving your daily driver, the GSC Power Division EJ257 Beehive Valve Spring & Titanium Retainer Kit offers a reliable upgrade that enhances engine performance and longevity. Trust GSC Power Division for quality parts designed to keep your Subaru running at its best. <b>Features:</b> * Beehive valve spring design reduces valve train weight for better responsiveness * Titanium retainers provide high strength while decreasing mass for improved RPM handling * Compatible with OE spring seats, simplifying installation * Designed for Subaru EJ257 engine, suitable for a range of Impreza models from 1999-2007 * High-quality materials ensure durability under high-stress conditions * Prop 65 compliant for safety and environmental standards