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501 Premium Diesel Fuel Improver 12 oz
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.
501 Premium Diesel Fuel Improver 12 oz
Item #: 31901801

501 Premium Diesel Fuel Improver 12 oz

Item #: 31901801

AUD 73

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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Only 8 items left in stock.
Order now and get it around Thursday, September 03
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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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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

Shop 501 Premium Diesel Fuel Improver 12 oz online at a best price in Australia. B00KSW4G6Y
  • 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

Manufacturer‎Swepco
Brand‎Swepco
Package Dimensions‎11.25 x 9.75 x 2.63 inches
Item model number‎501 Automotive/Light Truck Blend
Manufacturer Part Number‎501 Automotive/Light Truck Blend

Who Should Buy?

Suitable For
  • Commercial Truckers

    Enhances engine performance and fuel efficiency, making it ideal for long-haul truck drivers seeking cost savings.

  • Frequent Diesel Users

    Beneficial for vehicle owners who regularly use diesel, ensuring optimal engine function and reduced emissions.

  • Older Diesel Engines

    Formulated to clean and maintain older engines, preventing wear and improving overall performance and reliability.

Not Suitable For
  • Gasoline Engines

    Not suitable for gasoline engines, as it is specifically formulated for diesel fuel and can cause harm.

Product Description

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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

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4/5 294 reviews
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CJ
Chris
Verified buyer

“Promt delivery. Seems like a good product.”

22 July 2026 · via Trustpilot
SM
Scott
Verified buyer

“It was the best service ever received by any company from my online shopping experience in the last 10yrs”

11 July 2026 · via Trustpilot
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Terri
Verified buyer

“so easy to order delivery was way earlier than i expected”

3 July 2026 · via Trustpilot
GC
Gavin
Verified buyer

“Very impressed with the speed at which I received my package from the United States to Australia. Highly recommended.”

21-Jul-26 · via Trustpilot
J
Jeannie
Verified buyer

“Very efficient service. Hassle-free. Excellent product. Have ordered several times.”

17-Jul-26 · 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.
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