Ferrea Subaru WRX STI Endurance Dual Spring Kit

Manufacturer: Ferrea

Article no.: KT4020

€1,237.60*

Available at US supplier, delivery time: 7-10 working days (EU +3)

Ferrea Subaru WRX STI Endurance Dual Spring Kit

This kit is designed for high-performance applications, providing stability and durability for for 2004-2021 Subaru WRX STI models. The springs are heat-treated and stress-relieved to enhance their lifespan, making them ideal for high-lift setups.

Dual valve springs for improved stability
Titanium retainers for reduced weight and increased strength
Seat locators and valve locks included for complete installation

This product has not yet been assigned to any vehicle. We are working to ensure that this changes as soon as possible. Please contact us if you have any questions.

For the past 45 years, Ferrea has been manufacturing hard core racing components for various types of engines in a wide range of categories worldwide. Ferrea uses the latest technological advances gained through the development of engine valve programs for Formula 1, Indy Car, NASCAR, Sprint Car, Drag and Road racing teams. This technology allows Ferrea to provide the highest level of performance and reliability.