--- product_id: 256126647 title: "STP ULTRA 5 IN 1 FUEL SYSTEM CLEANER, Deep Cleans Entire Fuel System, Fights Engine Friction (591 ml), 18315" brand: "stp" price: "€ 88.87" currency: EUR in_stock: true reviews_count: 9 url: https://www.desertcart.it/products/256126647-stp-ultra-5-in-1-fuel-system-cleaner-deep-cleans store_origin: IT region: Italy --- # Deep cleans entire fuel system Fights engine friction Treats up to 35 gallons per bottle STP ULTRA 5 IN 1 FUEL SYSTEM CLEANER, Deep Cleans Entire Fuel System, Fights Engine Friction (591 ml), 18315 **Brand:** stp **Price:** € 88.87 **Availability:** ✅ In Stock ## Summary > ⛽ Unlock your engine’s hidden potential with STP Ultra 5-in-1! ## Quick Answers - **What is this?** STP ULTRA 5 IN 1 FUEL SYSTEM CLEANER, Deep Cleans Entire Fuel System, Fights Engine Friction (591 ml), 18315 by stp - **How much does it cost?** € 88.87 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/256126647-stp-ultra-5-in-1-fuel-system-cleaner-deep-cleans) ## Best For - stp enthusiasts ## Why This Product - Trusted stp brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Routine Ready:** Use every oil change or 4,000 miles to maintain consistent engine health and fuel savings - • **Triple Cleaning Power:** 3x more cleaning agents than premium gasoline for unmatched fuel system purity - • **Engine Longevity Boost:** Reduces friction to prevent premature engine wear and extend vehicle life - • **Universal Compatibility:** Works seamlessly with turbo, direct inject, hybrid, and cap-less gas systems - • **Peak Performance Restored:** Removes harmful deposits to bring back your engine’s original power and efficiency ## Overview STP Ultra 5-in-1 Fuel System Cleaner is a powerful 591 ml liquid formula designed to deep clean your entire fuel system, reduce engine friction, remove deposits, inhibit corrosion, and restore peak performance. With 3x the cleaning agents compared to leading premium gasoline, it treats up to 35 gallons per bottle and is compatible with all gasoline engines including turbo, direct inject, and hybrid systems. Ideal for use every oil change or 4,000 miles, it ensures long-term engine health and improved fuel efficiency. ## Description Stp ultra 5 in 1 fuel system cleaner. Our exclusive all-new and improved formula deep cleans the entire fuel system and fights engine friction with 3x the amount of cleaning agents vs the leading premium gasoline. Our advanced synthetic technology has more effective cleaning power: modern engines are susceptible to unique deposit and lubrication issues. Harsh deposits can lead to reduced performance and efficiency while excessive friction can lead to premature engine wear. Use stp ultra 5 in 1 fuel system cleaner with our propriety blend of pea and piba detergents to help remove harmful deposits and fight engine friction. Usage frequency: use every oil change or 4,000 miles. Treat rate: 12 fl. Oz. Bottle treats up to 35 gallons of gasoline. Take note.: for use in any gasoline engine, including turbo, direct inject, and hybrid. will not void. Amount of cleaning agents per bottle measured by weight, compared to 35 gallons of the leading premium gasoline. This product is compatible with cap-less gas systems. Review: Works well as described - Immediately felt the results on my cars Review: its 5in 1 - good product ## Features - Helps save gas by keeping fuel intake system clean - Reduce friction - Helps restore peak performance - Removes deposits - Inhibits corrosion ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07232BTXR | | Best Sellers Rank | #243,411 in Automotive ( See Top 100 in Automotive ) #158 in Automotive Fuel System Cleaners | | Brand Name | STP | | Contains Liquid Contents? | Yes | | Customer Reviews | 4.0 4.0 out of 5 stars (35) | | Global Trade Identification Number | 00071153183155, 10071153183152 | | Included Components | CAN | | Item Form | Liquid | | Item Type Name | FUEL ADDITIVES | | Item Volume | 20 Fluid Ounces | | Manufacturer | STP | | Material Features | Clean | | Material Type Free | en_AE | | Number of Items | 1 | | Scent | Unscented | | Specific Uses For Product | Engine | | Surface Recommendation | Metal | | UPC | 071153183155 | | Unit Count | 20 Fluid Ounces | | Warranty Description | 1 year manufacturer | ## Product Details - **Brand:** STP - **Item form:** Liquid - **Material features:** Clean - **Scent:** Unscented - **Specific uses for product:** Engine ## Images ![STP ULTRA 5 IN 1 FUEL SYSTEM CLEANER, Deep Cleans Entire Fuel System, Fights Engine Friction (591 ml), 18315 - Image 1](https://m.media-amazon.com/images/I/616WW3mVDxL.jpg) ![STP ULTRA 5 IN 1 FUEL SYSTEM CLEANER, Deep Cleans Entire Fuel System, Fights Engine Friction (591 ml), 18315 - Image 2](https://m.media-amazon.com/images/I/711aFzjTr3L.jpg) ![STP ULTRA 5 IN 1 FUEL SYSTEM CLEANER, Deep Cleans Entire Fuel System, Fights Engine Friction (591 ml), 18315 - Image 3](https://m.media-amazon.com/images/I/611I9iQLhZL.jpg) ## Questions & Answers **Q: How to use it ?** A: You pour entire bottle into your gas tank, right before you fill up. Then fill up your vehicle with gas afterwards to top it off and give a good mixture. Then drive like normal. **Q: I have a direct injector system in my Honda ridgeline will it clean it?** A: Thank you for submitting your question! the product is effective on all gasoline engines including direct injector engines. For any further information please reach out to us on 1-800-383-7323 or email us on customersupport@energizer.com to assist you better. Energizer Consumer Services **Q: Will it work on a boat?** A: I don't know what kind of fuel you using on your boat but if is the same as the regular fuel we use in the cars you should be good to go. Something you need to do special mixes for small engines so make sure you double check. **Q: Does this clean spark plugs?** A: Thank you for submitting your question! Yes, the product will clean spark plugs. For any further information please reach out to us on 800-776-1530 or autohelpline@energizer.com to assist you better. STP Consumer Services. Thank you! ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works well as described *by E***N on 12 October 2020* Immediately felt the results on my cars ### ⭐⭐⭐⭐⭐ its 5in 1 *by R***X on 10 June 2020* good product ### ⭐⭐ Ok product *by M***N on 23 December 2020* Doesnt feel any improvement in drive. Also ensure you have funnel to fill in the tank. For my truck I didnt get any improvement. ## Frequently Bought Together - STP Ultra 5 In 1 Fuel System Cleaner and Stabilizer, System Fuel Cleaner Deep Cleans Fuel System and Fights Engine Friction, 20 Oz - Lucas Oil 10003 Fuel Treatment - 1 Quart --- ## 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.it/products/256126647-stp-ultra-5-in-1-fuel-system-cleaner-deep-cleans](https://www.desertcart.it/products/256126647-stp-ultra-5-in-1-fuel-system-cleaner-deep-cleans) --- *Product available on Desertcart Italy* *Store origin: IT* *Last updated: 2026-05-08*