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Description
Supertech Nissan 300ZX VG30DE/VG30DET Black Nitrided Intake Valve - +0.5mm Oversize - Set of 12Discover the superior quality and performance of Supertech intake valves designed for the Nissan 300ZX VG30DE and VG30DET engines. Each valve is black nitrided, providing excellent wear resistance and durability under demanding driving conditions. This set includes 12 valves, all sized with a precise 0. 5mm oversize to ensure a perfect fit and enhanced airflow for your engine build. These intake valves are manufactured to the highest standards, making
Discover the superior quality and performance of Supertech intake valves designed for the Nissan 300ZX VG30DE and VG30DET engines. Each valve is black nitrided, providing excellent wear resistance and durability under demanding driving conditions. This set includes 12 valves, all sized with a precise 0.5mm oversize to ensure a perfect fit and enhanced airflow for your engine build.These intake valves are manufactured to the highest standards, making them an ideal choice for enthusiasts looking to upgrade their engine components for improved power and reliability. Whether you are rebuilding your engine or simply replacing worn parts, Supertech's intake valves deliver a combination of performance and longevity.
The black nitriding treatment not only improves valve strength but also reduces friction and heat transfer, contributing to engine efficiency and endurance. These valves are a trusted upgrade for those aiming to maximize their Nissan 300ZX's engine potential with dependable and high-quality components.
Easy to install and engineered for motorsport grade performance, this Supertech intake valve set supports your high-performance Nissan project with components that ensure smooth operation and long-lasting results. Enjoy fast delivery across Europe and no hidden import costs when ordering from Tuningsupply, your dedicated automotive tuning parts supplier.
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- Free Standard Shipping on $100+ Orders to the USA.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.3 ★★★★★
Based on 22 reviews
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Product Reviews
★★★★★ 5
Pillows
I love the comfort and quality of the pillows.
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Reviewed in the United States on May 29, 2026
★★★★★ 5
So comfy
These pillows are great! So comfy, no neck or back pain. I highly recommend them!
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Reviewed in the United States on May 1, 2026
★★★★★ 5
⭐️⭐️⭐️⭐️⭐️ Incredible Comfort – Like Sleeping in a Luxury Hotel Every Night!
I am beyond impressed with the DIORIS Pillows Queen Size Set of 2! From the moment I laid my head on them, I knew I had found my new favorite pillows. They strike the perfect balance between soft and supportive, making them ideal for back, stomach, and side sleepers like me and my partner.
The fluffy down alternative fill feels just like the real thing—plush, breathable, and incredibly comfortable without triggering my allergies. These pillows don’t flatten out overnight either; they maintain their shape and bounce back beautifully each morning.
What really stood out to me was the hotel-quality feel. The outer fabric is smooth, skin-friendly, and breathable, helping me stay cool and sweat-free throughout the night. I wake up feeling refreshed, well-rested, and with no neck pain—which is a huge win!
If you're looking for affordable luxury, I highly recommend these DIORIS pillows. They’ve completely upgraded my sleep experience, and I’ll definitely be buying another set for the guest bedroom!
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Reviewed in the United States on June 4, 2025
★★★★★ 5
Pillowd
Color: Blue, Size: Queen Size Set of 2
They are huge and very fluffy queen size pillows, and they’re so comfortable. I’m actually laying on one right now.
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Reviewed in the United States on May 29, 2026
★★★★★ 5
Helps you get a good night's rest
Color: Blue, Size: Queen Size Set of 2
These are my favorite pillows. I've had so much neck pain and headaches in the morning. This all stopped once I started using them. They hold up their shape and seem like they are good quality. My husband kept trying to steal my pillow, so I had to order him his own. You won't be disappointed in these pillows, and you'll get much better sleep.
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Reviewed in the United States on May 26, 2026