--- product_id: 41295362 title: "Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment, 12. Fluid Ounces" brand: "marvel mystery oil" price: "2443CFA" currency: XOF in_stock: false url: https://www.desertcart.sn/products/41295362-marvel-mystery-oil-50665-ultimate-fuel-and-motor-treatment-12 store_origin: SN region: Senegal --- # 99% deposit removal fuel stabilization for easy starts rust & corrosion prevention Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment, 12. Fluid Ounces **Brand:** marvel mystery oil **Price:** 2443CFA **Availability:** ❌ Out of Stock ## Summary > ⚡ Unlock your engine’s hidden potential with Marvel Mystery Oil! ## Quick Answers - **What is this?** Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment, 12. Fluid Ounces by marvel mystery oil - **How much does it cost?** 2443CFA with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/41295362-marvel-mystery-oil-50665-ultimate-fuel-and-motor-treatment-12) ## Best For - marvel mystery oil enthusiasts ## Why This Product - Trusted marvel mystery oil brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rust & Corrosion Shield:** Protects your engine from damaging ethanol-induced rust and corrosion. - • **Universal Compatibility:** Works seamlessly with GDI, hybrids, synthetic oils, and ethanol blends. - • **Long-Term Fuel Stability:** Advanced formula stabilizes fuel for months, ensuring smooth, easy startups every time. - • **Power & Efficiency Booster:** Restores top-end lubrication to enhance power output and fuel economy. - • **Engine Cleanser Extraordinaire:** Removes up to 99% more deposits than gasoline alone for peak performance. ## Overview Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment is a cutting-edge additive designed for all engine types—including GDI and hybrids—that removes up to 99% more deposits than gasoline alone, prevents rust from ethanol fuels, and stabilizes fuel for months. It enhances lubrication, restores power, and improves fuel economy, making it a must-have for high-mileage vehicles and preventative maintenance. ## Description Marvel Ultimate Fuel & Motor Treatment delivers superior cleaning, lubrication and stabilization inside your engine to enhance compression and power. Designed for today's most advanced systems including direct injection (GDI) and hybrids, Marvel Ultimate is also ideal for high mileage vehicles and for preventative maintenance. Marvel Ultimate should be added to fuel or used in the crankcase in oil; specially formulated even for use in synthetic oil and with most advanced fuels including Top Tier, ethanol blends, and biodiesels. ## Features - Use in all engines including GDI & Hybrids - Marvel Ultimate Fuel & Motor Treatment removes up to 99% more deposits than gasoline alone - Prevents rust and corrosion from Ethanol containing fuels - Provides top end lubrication, essential for restoring power and fuel economy - Advanced engine technology stabilizes fuel for months and helps promote easy start-ups ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B06XDPZ1F1 | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | #3,332,051 in Automotive ( See Top 100 in Automotive ) #5,103 in Motor Oils | | Brand Name | Marvel Mystery Oil | | Compatible with Vehicle Type | Various | | Container Type | Bottle | | Customer Reviews | 4.4 4.4 out of 5 stars (194) | | Global Trade Identification Number | 00077874506655 | | Included Components | MM FUEL & MOTOR TREATMENT US | | Item Type Name | Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment, 12. Fluid Ounces | | Item Weight | 0.01 Ounces | | Liquid Volume | 12 Fluid Ounces | | Manufacturer | Marvel Mystery Oil | | Manufacturer Part Number | 50665 | | Manufacturer Warranty Description | false | | Model Number | 50665 | | Size | Ultimate Fuel and Motor Treatment | | UPC | 077874506655 | | Unit Count | 12.0 Fluid Ounces | ## Product Details - **Brand:** Marvel Mystery Oil - **Liquid Volume:** 12 Fluid Ounces - **Package Information:** Bottle - **UPC:** 077874506655 - **Vehicle Service Type:** Various ## Images ![Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment, 12. Fluid Ounces - Image 1](https://m.media-amazon.com/images/I/81Z62xPXd8L.jpg) ![Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment, 12. Fluid Ounces - Image 2](https://m.media-amazon.com/images/I/818CboGTtUL.jpg) ![Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment, 12. Fluid Ounces - Image 3](https://m.media-amazon.com/images/I/81m4T2cVt3L.jpg) ![Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment, 12. Fluid Ounces - Image 4](https://m.media-amazon.com/images/I/819Oik2EPnL.jpg) ![Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment, 12. Fluid Ounces - Image 5](https://m.media-amazon.com/images/I/81i6ebjpKzL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Can it harm the Catalytic converter or Oxy sensors?** A: No not at all **Q: How often can i use this marvel mystery motor & fuel treatment ?** A: I add at every oil change to gas. I also add standard marvel mystery oil, 1 pint, to crank case 500 miles prior to oil change. **Q: Does this have polyetheramine (PEA)?** A: None I read or saw in past. Don't have a bottle here as I looked. **Q: Which one of the MMO's will help a whining in tank fuel pump?** A: Either might help. But that whinnying means fuel pump is about to go. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sn/products/41295362-marvel-mystery-oil-50665-ultimate-fuel-and-motor-treatment-12](https://www.desertcart.sn/products/41295362-marvel-mystery-oil-50665-ultimate-fuel-and-motor-treatment-12) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-08-21*