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- USA
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Ships within 48 hours · Estimated delivery Jul 18 - Jul 23
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Description
Supertech BMW S54 Dual Valve Spring Kit (w/SEAT-BMS55)Experience enhanced engine performance with the Supertech BMW S54 Dual Valve Spring Kit. Designed specifically for the BMW S54 engine, this kit includes dual valve springs that offer improved durability and superior valve control under high RPM conditions. Each spring is engineered to provide optimal tension and seating, ensuring reliable operation and preventing valve float during intense driving sessions. The kit's precision engineering makes it
Experience enhanced engine performance with the Supertech BMW S54 Dual Valve Spring Kit. Designed specifically for the BMW S54 engine, this kit includes dual valve springs that offer improved durability and superior valve control under high RPM conditions. Each spring is engineered to provide optimal tension and seating, ensuring reliable operation and preventing valve float during intense driving sessions.The kit's precision engineering makes it ideal for enthusiasts and professionals looking to upgrade their engine's reliability and performance. With the included SEAT-BMS55 component, installation is straightforward, making it a perfect choice for both DIY mechanics and workshop professionals.
Crafted from high-quality materials by Supertech, this valve spring kit ensures longevity and consistent performance. Whether you are participating in motorsport events or tuning your car for street performance, these springs give you the confidence of a dependable and robust valvetrain. At Tuningsupply, we strive to bring you parts that combine race-proven technology with reliability for everyday use.
Upgrade your engine with the Supertech BMW S54 Dual Valve Spring Kit and feel the difference in every gear shift. Rely on Tuningsupply for fast shipping across Europe, competitive pricing, and expert support to help you get the most out of your build.
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
4.8 ★★★★★
Based on 27 reviews
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Product Reviews
★★★★★ 1
Fit
Size: XX-Large, Color: Black
These shirts are very soft and comfortable but the mock fits very lose and sloppy
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Reviewed in the United States on March 15, 2026
★★★★★ 5
Mock shirt for everyday wear.
Color: Gray Green, Lotus Pink, Sky Blue, Size: X-Large
Love how soft the fabric is and wears very well. Very happy with purchase and have bought other colors as well.
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Reviewed in the United States on May 22, 2026
★★★★★ 3
Amazon brand looks bad
Color: White, Light Gray, Black, Size: X-Large
II think the quality is poor the fabric is thin and the moc collar won't stand up
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Reviewed in the United States on July 20, 2025
★★★★★ 5
Satisfied
Color: Brown, White, Black, Size: Large
Nice fit and comfortable
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Reviewed in the United States on April 18, 2026
★★★★★ 5
Nice material, holds collar shape well.
Color: Wine Red, Navy Blue, Black, Size: Medium
Good value for the money. You can machine wash and dry on low heat, in my opinion. Laying flat is too much of a pain.
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Reviewed in the United States on January 30, 2026