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- 501 Premium Diesel Fuel Improver 12 oz
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Item #:
31901801
501 Premium Diesel Fuel Improver 12 oz
Item #:
31901801
BTN 4259
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Only 8 items left in stock.
Order now and get it around Thursday, August 20
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SWEPCO 501 Premium Diesel Fuel Improver delivers cleaner engines and fuel systems, longer injector and injector pump life, better performance, lower emission levels, lower maintenance costs and improved fuel economy.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Enhanced Fuel Efficiency
The 501 Premium Diesel Fuel Improver optimizes combustion, leading to improved fuel efficiency and reduced consumption, saving drivers money while maximizing performance.
Total System Clean
Formulated to clean and protect the entire fuel system, this product prevents deposits and maintains injectors, ensuring optimal engine performance and longevity.
Weather Resistant
Designed specifically for variable climate conditions, it protects against gelling in cold weather and ensures smoother operation in extreme temperatures, promoting reliable engine performance year-round.
Product Details
- Increases cetane number of any diesel fuel for quicker, smoother, quieter, more complete combustion
- Up to 42% cleaner exhaust emissions when measured by the opacity method
- Keeps injectors clean...even cleans up dirty injectors
- Reduces injector & injector pump wear caused by today's abrasive low sulfur fuels by as much as 26%
- Improves cold weather performance...lowers cold start temperatures & reduces warm-up time
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Product Technical Details
| Manufacturer | Swepco |
| Brand | Swepco |
| Package Dimensions | 11.25 x 9.75 x 2.63 inches |
| Item model number | 501 Automotive/Light Truck Blend |
| Manufacturer Part Number | 501 Automotive/Light Truck Blend |
Who Should Buy?
-
Commercial Truckers
Enhances engine performance and fuel efficiency, making it ideal for long-haul truck drivers seeking cost savings.
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Frequent Diesel Users
Beneficial for vehicle owners who regularly use diesel, ensuring optimal engine function and reduced emissions.
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Older Diesel Engines
Formulated to clean and maintain older engines, preventing wear and improving overall performance and reliability.
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Gasoline Engines
Not suitable for gasoline engines, as it is specifically formulated for diesel fuel and can cause harm.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
How much fuel can one 12-oz bottle treat?
Answer: One 12-oz bottle treats up to 47 gallons (178 liters) of fuel. -
Question:
What is the impact of SWEPCO 501 on emissions?
Answer: It can reduce exhaust emissions by up to 42% when measured by the opacity method. -
Question:
What is the effect of SWEPCO 501 on cold weather performance?
Answer: It improves cold weather performance, lowers cold start temperatures, and reduces warm-up time.
Swepco Diesel Additives 501 Automotive/Light Truck Blend Editorial Review
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Customer Reviews & Ratings
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Pros
- Improves fuel efficiency
- Reduces engine knocking
- Enhances cetane rating
- Cleans fuel injectors effectively
- Prevents fuel system corrosion
Cons
- Occasional residue buildup
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
BTN 4259
Order now and get it around Thursday, August 20
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 8 items left in stock.
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Improves combustion characteristics of low quality diesel fuels
- Prevents formation of sludge, varnish, and gum deposits
- Increases cetane numbers for quicker, cleaner combustion
- Reduces injector and injector pump wear by up to 26%
- Improves cold weather performance and lowers cold start temperatures
- One 12-oz bottle treats up to 47 gallons of fuel
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