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| SKU | SPTSPRK-TS-DUR-D1 |
| MPN | SPRK-TS-DUR-D1 |
| GTIN | 01037721241799 |
| Certifications | None |
Upgrade your Ford Duratec or Mazda MZR engine with the Supertech Dual Valve Spring Kit designed specifically for 2.0L, 2.3L, and 2.5L engines. Engineered to deliver superior performance and increased durability, this kit ensures your valve springs operate efficiently under high-stress conditions, making it perfect for tuning enthusiasts and motorsport applications.
Crafted from high-quality materials, the Supertech springs provide enhanced valve control and reduce float during high RPMs. This kit is ideal for anyone looking to extract more power and reliability from their engine while maintaining optimal valve train stability. Whether you are upgrading your daily driver or building a race-ready motor, these dual valve springs offer the performance and dependability you need.
The kit includes all essential components to replace your factory springs and retainers, ensuring a straightforward installation and immediate performance gains. Trusted by car enthusiasts and workshops across Europe, Supertech parts represent quality and innovation in the performance tuning world.
Shop with Tuningsupply and enjoy competitive pricing with no hidden fees, fast shipping focused on the European market, and expert support driven by real enthusiasts who know your passion and needs.
Crafted from high-quality materials, the Supertech springs provide enhanced valve control and reduce float during high RPMs. This kit is ideal for anyone looking to extract more power and reliability from their engine while maintaining optimal valve train stability. Whether you are upgrading your daily driver or building a race-ready motor, these dual valve springs offer the performance and dependability you need.
The kit includes all essential components to replace your factory springs and retainers, ensuring a straightforward installation and immediate performance gains. Trusted by car enthusiasts and workshops across Europe, Supertech parts represent quality and innovation in the performance tuning world.
Shop with Tuningsupply and enjoy competitive pricing with no hidden fees, fast shipping focused on the European market, and expert support driven by real enthusiasts who know your passion and needs.
Customer reviews
Based on 160 reviews
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.

















