--- product_id: 725371929 title: "Opti-Lube XL Xtreme Lubricant Diesel Fuel Additive, 8 oz Bottles, 24-Pack" brand: "opti-lube" price: "€ 451.02" currency: EUR in_stock: true category: "Opti Lube" url: https://www.desertcart.hr/products/725371929-opti-lube-xl-xtreme-lubricant-diesel-fuel-additive-8-oz store_origin: HR region: Croatia --- # Concentrated treatment, small dose ULSD-specific formula Fuel system cleanliness support Opti-Lube XL Xtreme Lubricant Diesel Fuel Additive, 8 oz Bottles, 24-Pack **Brand:** opti-lube **Price:** € 451.02 **Availability:** ✅ In Stock ## Summary > 🛢️ Keep your diesel running smoother, longer — don’t let your engine miss out! ## Quick Answers - **What is this?** Opti-Lube XL Xtreme Lubricant Diesel Fuel Additive, 8 oz Bottles, 24-Pack by opti-lube - **How much does it cost?** € 451.02 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/725371929-opti-lube-xl-xtreme-lubricant-diesel-fuel-additive-8-oz) ## Best For - opti-lube enthusiasts ## Why This Product - Trusted opti-lube brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Injector & Pump Protection:** Maintains optimal lubricity to prevent wear and costly repairs on critical fuel components. - • **Year-Round Engine Guardian:** Reliable performance across all seasons, protecting modern diesel engines and emissions systems. - • **Precision ULSD Compatibility:** Engineered exclusively for ultra-low sulfur diesel to maximize fuel system longevity. - • **Powerful Concentrated Formula:** Treats large fuel volumes with minimal additive—efficiency meets convenience. - • **Routine Maintenance Made Easy:** Integrates seamlessly into your diesel care regimen for consistent, smooth engine operation. ## Overview Opti-Lube XL Xtreme Lubricant Diesel Fuel Additive is a concentrated, ULSD-formulated treatment designed to enhance fuel lubricity, protect injectors and fuel pumps, and maintain fuel system cleanliness year-round. Ideal for passenger vehicles, pickups, and heavy-duty diesel engines, it supports reliable engine performance and emission compliance with minimal dosage per tank. ## Description Opti-Lube XL Xtreme Lubricant Formula Diesel Fuel Additive is formulated for use with modern diesel engines and fuel systems, including those operating on ultra-low sulfur diesel (ULSD). The formula is designed to supplement the lubricating properties of ULSD and support the normal operation of fuel system components, including fuel pumps and injectors.Routine use helps maintain the cleanliness of fuel injectors and other fuel system components by addressing deposits that can accumulate during normal engine operation. A well-maintained fuel system supports consistent fuel delivery and reliable engine operation. The formula is also designed to help maintain the condition of fuel system components exposed to moisture and normal operating conditions.Opti-Lube XL Xtreme Lubricant is suitable for year-round use and is compatible with modern diesel emission systems. Its concentrated formula treats a large volume of diesel fuel with a small dosage, making it a practical choice for routine fuel system maintenance. When used as directed, it helps support the normal operation of diesel fuel systems in passenger vehicles, pickup trucks, and heavy-duty diesel applications. ## Features - FORMULATED FOR ULSD: Designed for use with ultra-low sulfur diesel (ULSD) to supplement fuel lubricity and support the normal operation of diesel fuel system components, including injectors and fuel pumps. - SUPPORTS FUEL SYSTEM CLEANLINESS: Helps maintain the cleanliness of injectors and fuel system components as part of routine maintenance, supporting consistent fuel delivery and engine operation. - YEAR-ROUND COMPATIBILITY: Suitable for use throughout the year and compatible with modern diesel engines and emission systems when used as directed. - CONCENTRATED TREATMENT: A small amount treats a large volume of diesel fuel, making it a convenient option for regular fuel system maintenance. - ROUTINE DIESEL FUEL MAINTENANCE: Formulated for ongoing use to help maintain fuel system components and support reliable operation in passenger vehicles, pickup trucks, and heavy-duty diesel applications. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BTJB9XSK | | Best Sellers Rank | #3,291,507 in Automotive ( See Top 100 in Automotive ) #550 in Diesel Additives | | Brand Name | Opti-Lube | | Included Components | Opti-Lube XL 8oz Bottles | | Item Highlight | Best lubricity performance for maximum fuel-pump and injector protection | | Item Type Name | Opti-Lube XL Xtreme Lubricant Diesel Fuel Additive | | Item Weight | 6.12 kg | | Liquid Volume | 8 | | Manufacturer | Opti-Lube | | Model Number | OPT-XL8 | | Number of Items | 1 | | Part Number | OPT-XL8 | ## Product Details - **Brand:** Opti-Lube - **Item Highlight:** Best lubricity performance for maximum fuel-pump and injector protection - **Item Weight:** 6.12 kg - **Liquid Volume:** 8 - **Manufacturer:** Opti-Lube ## Images ![Opti-Lube XL Xtreme Lubricant Diesel Fuel Additive, 8 oz Bottles, 24-Pack - Image 1](https://m.media-amazon.com/images/I/71UHV3lyuqL.jpg) --- ## 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.hr/products/725371929-opti-lube-xl-xtreme-lubricant-diesel-fuel-additive-8-oz](https://www.desertcart.hr/products/725371929-opti-lube-xl-xtreme-lubricant-diesel-fuel-additive-8-oz) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-09-12*