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USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 8 - Jul 13
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Description
Supertech Nissan SKYLINE RB25 DOHC 24V (w/Solid Lifters) Dual Valve Spring KitEnhance the performance and reliability of your Nissan SKYLINE RB25 DOHC 24V engine with the Supertech Dual Valve Spring Kit designed for solid lifters. This kit provides precision engineered valve springs and retainers that ensure optimal valve control at high RPMs, offering durability and consistency under demanding conditions. The springs are manufactured with high quality materials to withstand the rigors of aggressive driving and motorsport
Enhance the performance and reliability of your Nissan SKYLINE RB25 DOHC 24V engine with the Supertech Dual Valve Spring Kit designed for solid lifters. This kit provides precision-engineered valve springs and retainers that ensure optimal valve control at high RPMs, offering durability and consistency under demanding conditions.The springs are manufactured with high-quality materials to withstand the rigors of aggressive driving and motorsport applications, making them ideal for enthusiasts looking to upgrade their engine's breathing efficiency and power output. Each component is crafted to exact specifications to provide a perfect fit and seamless installation without compromises.
This Supertech kit supports your push for peak performance, ensuring improved throttle response and maintaining valve stability. It's a trusted choice for tuning aficionados wanting to push their engines harder while maintaining reliability over time.
With competitive pricing and fast shipping from Tuningsupply, you get the performance upgrade you need without the wait or hidden costs. Perfect for Nissan SKYLINE RB25 enthusiasts and workshops focused on high-quality engine components.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.0 ★★★★★
Based on 1006 reviews
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Product Reviews
★★★★★ 5
Makes an older family mattress feel brand new
There’s an older mattress in my place that everyone avoids because it feels too worn in the middle. Instead of replacing it, I decided to give this topper a shot. Once it settled on the bed, it added a thick cushioned layer that helped level out the whole surface. Lying down feels smoother, and the middle no longer dips the way it used to. The fabric feels cool when you touch it, and it keeps that same feel even after staying on it for a while. I thought a thick topper might hold warmth, but this one keeps the air moving enough that the bed stays comfortable throughout the night.
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Reviewed in the United States on November 25, 2025
★★★★★ 5
Helpful upgrade when staying between short-term housing
Laying it out was quick, and once it settled, the bed instantly felt gentler on the shoulders and hips. The padding feels thick without being bulky, and it molds just enough so that you feel supported without sinking. The airflow is surprisingly good. Even after lying still for long periods, the surface never turns warm or clammy. That was important since the mattress underneath didn’t have much ventilation.
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Reviewed in the United States on November 25, 2025
★★★★★ 5
Super comfortable
Color: Green Bamboo(2300gsm), Size: Queen
this mattress topper completely saved my bed. It is super thick and soft, but still gives enough support so you don’t feel totally stuck. The cooling cover actually works pretty well and doesn't trap heat like other memory foam I’ve tried in the past. It was also really easy to put on and the deep pockets keep it from sliding around at night. Very happy with it!
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Reviewed in the United States on May 30, 2026
★★★★★ 5
incredible mattress topper
Color: Green Bamboo(2300gsm), Size: Queen
incredible product, little to no smell out of the box. super thick and comfortable!!! great product for the price, will buy this again if i need another 😊
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Reviewed in the United States on May 12, 2026
★★★★★ 5
Great topper
Color: Green Bamboo(2300gsm), Size: Queen, Color: Green Bamboo(2300gsm), Size: Queen
Soft, plush, thick and supportive. Material feels breathable. Comes air tight sealed
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Reviewed in the United States on May 28, 2026