TOMEI – Valve Springs – RB25DET Type B

SKU: 4301
Available on back-order


Unlock peak performance for your high RPM, high-powered tuned engines with our premium valve springs. Crafted with precision, our products boast optimal camshaft movement, thanks to carefully chosen materials and advanced coatings. Rigorous pre-production testing ensures unmatched quality in any scenario. Features include a 10.25 lift, IN retainer, and compatibility with Nissan Skyline – R33 GTS-t S2, R33 GTS-t S1, and the Nissan RB25DET Engine. Elevate your engine’s capabilities with our reliable and high-performance valve springs.

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“To ensure precise camshaft movement transfer in high RPM, high-powered tuned engines, it’s crucial to employ the highest quality valve spring. Our meticulously crafted products stand out due to our thoughtful selection of materials, advanced coatings, and cutting-edge technologies. Rigorous pre-production testing guarantees top-tier quality, delivering optimal performance in any situation.

Key Features:
– 10.25 Lift
– IN retainer included
– Exclusively designed for solid use, compatible with:
– Nissan Skyline – R33 GTS-t S2 – ECR33
– Nissan Skyline – R33 GTS-t S1 – ECR33
– Nissan RB25DET Engine

Choose our valve springs for unparalleled performance and reliability in your tuned engines.”

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