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Ships within 48 hours · Estimated delivery Jul 15 - Jul 20
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Description
Supertech Nissan RB26 31.15X6.94X101.20mm +1mm Inconel Exhaust Valve - Set of 12Experience top tier performance with the Supertech Nissan RB26 Exhaust Valves. Crafted from high grade Inconel, these valves offer exceptional durability and heat resistance, essential for the demanding environment of high performance engines. With precise dimensions of 31. 15mm head diameter, 6. 94mm stem diameter, and 101. 20mm overall length, these exhaust valves provide a perfect fit and optimal flow characteristics. Each set includes 12 valves
Experience top-tier performance with the Supertech Nissan RB26 Exhaust Valves. Crafted from high-grade Inconel, these valves offer exceptional durability and heat resistance, essential for the demanding environment of high-performance engines. With precise dimensions of 31.15mm head diameter, 6.94mm stem diameter, and 101.20mm overall length, these exhaust valves provide a perfect fit and optimal flow characteristics.Each set includes 12 valves designed to meet the rigorous demands of Nissan RB26 engines. The +1mm sizing allows for enhanced performance tuning, giving your engine an edge in efficiency and power output. Manufactured by Supertech, a trusted name in engine components, these valves ensure reliability and long-lasting performance for your build.
Ideal for tuners, racers, and automotive enthusiasts who demand quality and performance, these exhaust valves are a smart upgrade choice. With Tuningsupply's commitment to competitive pricing and fast Europe-wide shipping, upgrading your engine components has never been easier or more reliable.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
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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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4.9 ★★★★★
Based on 21 reviews
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Product Reviews
★★★★★ 5
Comfortable, Breathable, and Worth Every Penny!
Size: King (104" X 90"), Color: 09 - Iceberg Green (No Comforter), Size: King (104" X 90"), Color: 09 - Iceberg Green (No Comforter)
I decided to switch from synthetic bedding to 100% cotton, and I am SO glad I did. The quality of this set is amazing. I washed everything before using it, and it washed well overall. There were a few small cotton fuzzies after washing, but nothing a quick lint roll couldn’t fix.
I ordered the sage green duvet cover and pillowcases, and the color is beautiful. In bright morning light it looks more like a true sage green, while in dimmer lighting it can lean more earthy or military green. Either way, it’s stunning, cozy, and really warms up the room.
The biggest difference for me was the sleep quality. I normally wake up several times a night and overheat easily, but the first night sleeping with this duvet cover and my new 100% cotton sheets, I slept completely through the night without waking up once. The cotton feels slightly heavier in the best way -- cozy and tucked in without feeling hot or suffocating. It was truly the best night's sleep I have gotten in a very long time.
I honestly didn’t realize how much fabric type could affect sleep quality until now. My body responded so well to the cotton that I don’t think I can ever go back to synthetic bedding again.
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Reviewed in the United States on May 12, 2026
★★★★★ 4
Color is off
Size: King (104" X 90"), Color: 15 - Petal Pink (No Comforter)
I ordered the petal pink, but the color is brighter and more peach colored than pictured. Besides that, it's super soft, easy to use and comfortable.
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Reviewed in the United States on March 23, 2026
★★★★★ 5
Zipper + Ultra-Soft Cotton = Love this Duvet Cover
Size: Queen (90" X 90"), Color: 01 - Natural White (No Comforter)
I just received this duvet and I couldn’t be happier. Right out of the packaging, the first thing I noticed was how incredibly soft the fabric felt—no stiffness or “breaking in” period needed. It has that cozy, breathable cotton feel that makes climbing into bed even more inviting.
One feature I especially appreciate is the zipper closure at the bottom. It makes inserting and removing the duvet so much easier compared to traditional button closures, and it keeps everything securely in place without any gaps.
The overall quality feels great, from the stitching to the fabric itself. It’s lightweight yet still feels durable, and it adds a clean, comfortable look to my bed. The one thing I would suggest is make sure you select the right "white" color. There's a bright white that I am going to order as the white I ordered "Natural" has a bit of a tan color in it against a bright white.
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Reviewed in the United States on April 9, 2026
★★★★★ 5
Clean crisp and easy to put on.
Size: King (104" X 90"), Color: 01 - Natural White (No Comforter)
Great price point for a 100% cotton duvet. Washes and dries well and the white is clean and crisp. I love the zipper closure and the corner ties. Very easy to put on.
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Reviewed in the United States on May 24, 2026
★★★★★ 5
Hotel-Quality Bedding Without the Price Tag
Size: Queen (90" X 90"), Color: 01 - Natural White (No Comforter)
I recently refreshed my second bedroom and needed new bedding, and this duvet cover came recommended by a friend who’s an interior designer for hotels—so my expectations were high. It absolutely delivered.
The fabric is incredibly soft and comfortable, and it instantly gave the room that clean, neutral, fresh look I was going for. It truly looks high-end and elevated, but without the high-end price, which was a huge win.
I’ve already shared the link with friends and family because it’s just that good. If you’re looking to upgrade your space without breaking the bank, this is a no-brainer. Highly recommend!
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Reviewed in the United States on April 16, 2026
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