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- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 14 - Jul 19
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For Your Every Summer RSVP, with Code: SUMMER15
Description
NF Ultra Unleaded Race Fuel Concentrate 1L Octane Booster NFUVehicle Compatibility This product is not selected by vehicle fitment. It is a universal petrol fuel concentrate intended for use with pump fuel where an octane increase is required. Specifications Product: NF Ultra Unleaded Race Fuel Concentrate Capacity: 1L Octane increase: Up to 10 RON (depending on mix ratio) Mixing guide (1L tin): 1L mixed with 60L pump fuel: increases petrol octane by 6 RON 1L mixed with 40L pump fuel: increases petrol octane by
Vehicle Compatibility
This product is not selected by vehicle fitment. It is a universal petrol fuel concentrate intended for use with pump fuel where an octane increase is required.
Specifications
- Product: NF Ultra Unleaded Race Fuel Concentrate
- Capacity: 1L
- Octane increase: Up to 10 RON (depending on mix ratio)
- Mixing guide (1L tin):
- 1L mixed with 60L pump fuel: increases petrol octane by 6 RON
- 1L mixed with 40L pump fuel: increases petrol octane by 8 RON
- 1L mixed with 20L pump fuel: increases petrol octane by 10 RON
- Compatibility: Safe for oxygen sensors and catalytic converters
- Usage: Safe to use in every tank
Features
- Instantly increases octane rating by up to 10 RON (mix ratio dependent)
- Power booster: increases energy in the fuel
- Helps eliminate detonation, knocking, pinging, and pinking
- Improves acceleration and overall performance
- Helps reduce hesitation and engine temperatures
- Safe for oxygen sensors and catalytic converters
- Suitable for use in every tank
Why Buy From Us
- Local South African stock for fast dispatch
- Nationwide delivery across South Africa
- Product and usage support to help you select the correct treat rate
- 12-month warranty where applicable
Installation & Maintenance Tips
- Confirm the fuel volume in the tank and choose the treat rate (20L, 40L, or 60L per 1L tin) to match your required octane increase.
- Measure and mix accurately—octane increase is dependent on the correct ratio.
- For best consistency, add the concentrate to the tank and then add pump fuel to help blend.
- Use only as directed and handle fuel products responsibly; store sealed in a cool, dry place.
- If knocking or detonation persists, investigate mechanical causes (ignition timing, fuel quality, overheating) in addition to fuel treatment.
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
4.4 ★★★★★
Based on 1484 reviews
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Product Reviews
★★★★★ 4
Boys’ 5‑Piece Linen Suit Set
Color: Beige, Size: 16, Color: Beige, Size: 16
I ordered this 5‑piece linen suit in size 16 in the beige color. The set includes the jacket, pants, dress shirt, bow tie, and a slip‑on tie. The outer fabric is a blend of 70% polyester, 25% linen, and 5% spandex, and the lining is 100% polyester. The material is lightweight, which works well for warm‑weather events, but the pants are noticeably thinner than the jacket. The jacket feels sturdier because of the full lining. The jacket has a peak lapel, flap pockets, and cuff buttons, and the stitching and seams are tight and even. I did notice a few loose threads, but the fabric itself was smooth with no tears or flaws. The pants have an adjustable waistband, which is helpful, but the length was too long and will need to be tailored. The overall cut of the suit seems designed for children on the thinner side.
The shirt included in my set was a pleated style rather than a plain dress shirt. It wasn’t the style shown in the product photos, and I would have preferred a standard shirt that could be worn for various occasions rather than a very formal shirt. The tie is a pre‑tied slip‑on style with an elastic band. I would have preferred a traditional tie instead. The suit arrived in good condition with no damage, and the color was even throughout all pieces. The price is on the higher end for similar 5‑piece sets. I rated it 4 stars because the jacket is well made and the set includes all the expected pieces, but the thin pants, unexpected pleated shirt, and slip‑on tie kept it from being perfect.
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Reviewed in the United States on April 16, 2026
★★★★★ 5
Adorable and Well‑Made Outfit for Special Events
Color: Light Blue, Size: 10, Color: Light Blue, Size: 10
Got this suit set for my son and absolutely love it. It comes with everything he needs to look sharp, and I really appreciate that it includes both a tie and a bow tie so we can switch up the style depending on the occasion. The quality is impressive for the price — the fabric feels light and comfortable, and the whole outfit has a polished look without being stiff or uncomfortable.
The fit was spot on, and the adjustable waistband is a huge help for getting it just right. My son looked great in it, and it’s definitely something he can wear for more than one event. The little details on the jacket and pants give it a classic, dressed‑up feel that works for weddings, holidays, or any special moment.
Overall, it’s a stylish, practical set that makes getting him ready so much easier. Really happy with this purchase.
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Reviewed in the United States on May 1, 2026
★★★★★ 4
Boys linen fabric suit
Color: Light Green, Size: 16
Boys suit set in a lighter green color. This suit is made with good proportions and seems to fit well. The sizing seems slightly big so maybe size down one size. The fabric does wrinkle easily so be aware that sitting and folding the suit may cause wrinkling. Otherwise it is a very nice suit for a formal occasion. It comes in many good colors.
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Reviewed in the United States on April 29, 2026
★★★★★ 5
Nice elegant suit for any occasion.
Color: Light Blue, Size: 12, Color: Light Blue, Size: 12
The suit set is very nice, the fabric material is durable and soft. Overall stitching is tight with nice surging of the hems and great construction on the shoulders. Buttons and button wholes are well done. I'm going to iron in the creases on the front of the pants because they weren't folded properly for shipping. The material does hold on to wrinkles so don't be afraid of your iron to get a super sharp look.
The color is a soft baby blue that stands out in a crowd of black suits. With the option of an elastic tie or clip on bowtie this is everything you need to make him look presentable for a variety of occasions.
My only complaint about this suit kit is the dress shirt is stiff and thin. I found some loose threads that I don't trust to not get played with. I'll probably trade it out for something with a little more cotton.
As far as cost goes mid range, but definitely worth the cost. I might consider something with a vest if it's a super formal event, but I'm very happy with how this suit comes together.
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Reviewed in the United States on April 18, 2026
★★★★★ 5
Modern luxury with summer fabric that performs above its price!
Color: Beige, Size: 14, Color: Beige, Size: 14
Wow! My son wore it for Easter Sunday and this suit fits the bill! The linen material is spot on--not too heavy and not too light especially since the weather is warming up now. The jacket is quality made--the design is modern executive, the stitches are strong no flaws to note. The pants are tad bit longer but that's okay, build quality is also great. The white shirt is decent and matches well with the rest of the set. The bow tie and tie itself is a great complimentary to the set, though optional to wear. The whole set just has that quality you would really look for in the price range you would want to pay. Overall, best value for for the, wear right outside the bag, maybe a light ironing otherwise it's perfect! I highly recommend it, no complaints here very happy with this suit!
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Reviewed in the United States on April 5, 2026