Ferrea Subaru WRX STI Endurance Dual Spring Kit
SKU: 37617084623

Ferrea Subaru WRX STI Endurance Dual Spring Kit

Sale price$578.97 Regular price$643.30
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 5 - Jul 10

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Description

Ferrea Subaru WRX STI Endurance Dual Spring KitExperience 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

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.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 37617084623

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Cap47
Houston, US
★★★★★ 5
Great Material
Love the sweater. So soft.
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Reviewed in the United States on May 23, 2026
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Nomad Fan
San Leandro, US
★★★★★ 5
Perfect!
Size: Medium, Color: Pure Black
Well made, soft comfortable and looks great.
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Reviewed in the United States on June 6, 2026
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Lisa Wald
Fort Morgan, US
★★★★★ 5
So soft
Size: Large, Color: Pure Black
Loved. Soft and cute
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Reviewed in the United States on April 27, 2026
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L. from lil Rhody
Grantham, US
★★★★★ 2
cute but not the material I expected
Size: Small, Color: Pure Black
This was really cute, well made and fit as expected. Unfortunately, I have sensitive skin and I found the material to be scratchy so I sent it back.
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Reviewed in the United States on April 19, 2026
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C. Quittmeyer
Pawtucket, US
★★★★★ 5
Nice quality sweater, well made and soft.
Size: Large, Color: Pure Beige
I love this sweater - but I bought it just in time for summer, so it won't get much use until fall! It fits great, it is really soft and the overall quality is quite good. I plan to buy another one in another color as well.
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Reviewed in the United States on May 22, 2026

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