Starbrite 93105 Star Tron Diesel Additive, 5 Gallon
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Starbrite Star Tron Diesel Additive (93105) is a concentrated diesel enzyme treatment designed to help engines start more easily, run more smoothly, and reduce carbon and soot formation while stabilizing diesel fuel for storage.
Key Features
- Helps engines start more easily and run more smoothly
- Eliminates and helps prevent carbon deposits
- Stabilizes diesel fuel to help greatly reduce soot and other emissions
- Improves cetane of old or substandard diesel fuel
- Concentrated dosing: 1 fl oz treats 32 gallons of diesel fuel
- Overdosing is not harmful per product information
Intended Use
- Diesel engines (general use)
- Fuel storage applications where diesel fuel stability is needed
- Maintaining fuel system cleanliness to help reduce carbon/soot buildup
Product Details
- Product: Starbrite Star Tron Diesel Additive
- Model/Part: 93105
- SKU: 74-93105
- Size: 5 Gallon
- Barcode (variant): 71247931051
- Treatment rate: 1 fl oz treats 32 gallons of diesel fuel
- Claims from product info include smoother running, easier starts, reduced carbon deposits, fuel stabilization, soot/emissions reduction, and improved cetane of old/substandard diesel
- Notes on dosing from product info: Overdosing is not harmful
Parts Desk Insights
Best Use Case: Ideal for diesel owners who want a concentrated enzyme-based treatment for routine dosing and longer-term fuel stabilization (especially when engines sit between uses).
Common Issues: For best results, follow the stated treatment rate and dosage timing; if you’re using additional fuel additives or tank cleaners, confirm the product instructions to avoid over- or under-treating your specific fuel volume.
Related Products & Accessories
- Browse Fuel Additives - Explore additional diesel fuel additives and related fuel-system chemicals.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.