Ferrea Subaru WRX STI Endurance Dual Spring Kit - KT4020

SKU: FERKT4020 MPN: KT4020
5 in stock at supplier
Sale price€1,287.19
Duties included · Incl. tax 🇳🇱

Shipping calculated at checkout

Expected Home Delivery Aug 21 - Aug 28
Shipping with track & trace across Europe
No import duties or hidden fees
Free fitment check
SKU FERKT4020
MPN KT4020
Certifications None
Experience uncompromising performance and reliability with the Ferrea Subaru WRX STI Endurance Dual Spring Kit. Designed specifically for Subaru enthusiasts and racers, this valve spring kit delivers exceptional durability and precision under the most demanding conditions. Engineered to optimize valve control, the dual spring setup ensures reduced valve float and enhanced horsepower potential.

Built for endurance, these springs manage high RPMs with consistent spring pressure to maintain engine efficiency and power. The Ferrea brand is renowned for its quality and innovation in racing engine components, making this kit a trusted choice for those upgrading their Subaru WRX STI engine. Installation is straightforward, allowing hobbyists and professionals alike to upgrade without hassle.

Whether you're building a track-focused car or seeking reliable upgrades for spirited street driving, the Ferrea Dual Spring Kit supports your performance goals. Count on Tuningsupply for fast European shipping, transparent pricing, and passionate service from fellow automotive enthusiasts. Elevate your Subaru’s valve train with parts designed to perform and last under pressure.

Why customers choose Tuningsupply

guillaume mace
Verified
Tres bien produit conforme recu en 4 jours
2026-08-14
Anders Mikko
Verified
Mycket bra bemötande och snabb leverans
2026-08-13
wim Floor
Verified
Snel geleverd en in goed overleg nog iets bij kunnen bestellen in 1 levering.
2026-08-13
Marvin Egli
Verified
Genau wie ichs mir vorgestellt habe und alles hat ohne Probleme funktioniert
2026-08-07
laurent Sansovini
Verified
Livraison conforme au produit
Produit de bonne qualité
2026-08-06

Netherlands owned and operated

We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

Trusted European supplier for your Racing, Performance and US-car parts.
More 600,000 items in one place
Contact us

You may also like

Recently viewed