--- product_id: 409297592 title: "STP Ultra 5-in-1 Petrol System Cleaner : Advanced Formula with STP Wearguard : 400ml : Pack of 1" price: "€ 25.01" currency: EUR in_stock: true reviews_count: 8 url: https://www.desertcart.it/products/409297592-stp-ultra-5-in-1-petrol-system-cleaner-advanced-formula store_origin: IT region: Italy --- # 5-in-1 multi-action formula 400ml precision dosing STP Wearguard advanced protection STP Ultra 5-in-1 Petrol System Cleaner : Advanced Formula with STP Wearguard : 400ml : Pack of 1 **Price:** € 25.01 **Availability:** ✅ In Stock ## Summary > ⛽ Clean smarter, drive stronger – don’t let your engine miss out! ## Quick Answers - **What is this?** STP Ultra 5-in-1 Petrol System Cleaner : Advanced Formula with STP Wearguard : 400ml : Pack of 1 - **How much does it cost?** € 25.01 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/409297592-stp-ultra-5-in-1-petrol-system-cleaner-advanced-formula) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Easy-to-Use 400ml Pack:** Perfect size for precise dosing and hassle-free application. - • **STP Wearguard Technology:** Protects engine components from wear and tear, extending engine life. - • **Trusted American Engineering:** Made in the USA by industry leaders for guaranteed quality and reliability. - • **Revive Your Engine Performance:** Power through your day with a cleaner, smoother ride. - • **Ultimate 5-in-1 Fuel System Care:** Cleans fuel injectors, intake valves, combustion chambers, and more in one go. ## Overview STP Ultra 5-in-1 Petrol System Cleaner is a 400ml advanced formula fuel additive designed to clean and protect your petrol engine’s fuel system. Featuring STP Wearguard technology, it targets multiple engine components to improve performance, reduce wear, and maintain fuel efficiency. Made in the USA, this trusted product offers a convenient, all-in-one solution for professional-grade vehicle maintenance. ## Description Product Description Review: Great quality - Brilliant quality. You will feel an ncrease in car’s pickup and engine smoothness. Review: Satisfied - Satisfied with its overall performance. Throttle response improved. Seen some improvement in overall mileage also. Earlier I have used STP injector cleaner which also gave decent improvement in performance. Difference can be noticed after minimum 100km highway drive. Good product for overall hasslefree fuelsystem cleaning. ## Features - STP ULTRA 5-IN-1 PETROL SYSTEM CLEANER : Advanced formula with STP Wearguard : 400ml : Pack of 1 ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | ArmorAll and STP, ENERGIZER TRADING LTD. SWORD HOUSE, TOTTERIDGE ROAD, HIGH WYCOMBE, HP13 6DG UK | | Brand | STP | | Model | STP5IN1FSC354MLpk01 | | Product Dimensions | 25 x 15 x 5 cm; 249 g | | Item model number | STP5IN1FSC354MLpk01 | | Manufacturer Part Number | STP5IN1FSC354MLpk01 | | Volume | 400 Millilitres | | Size | 400 ml | | Colour | Clear | | Assembly Required | No | | Manufacturer | ENERGIZER TRADING LTD. SWORD HOUSE, TOTTERIDGE ROAD, HIGH WYCOMBE, HP13 6DG UK | | Country of Origin | USA | | Item Weight | 249 g | ## Images ![STP Ultra 5-in-1 Petrol System Cleaner : Advanced Formula with STP Wearguard : 400ml : Pack of 1 - Image 1](https://m.media-amazon.com/images/I/61slj3+sgPL.jpg) ![STP Ultra 5-in-1 Petrol System Cleaner : Advanced Formula with STP Wearguard : 400ml : Pack of 1 - Image 2](https://m.media-amazon.com/images/I/61vaSQgz9kL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great quality *by K***A on 16 October 2025* Brilliant quality. You will feel an ncrease in car’s pickup and engine smoothness. ### ⭐⭐⭐⭐ Satisfied *by S***M on 3 October 2025* Satisfied with its overall performance. Throttle response improved. Seen some improvement in overall mileage also. Earlier I have used STP injector cleaner which also gave decent improvement in performance. Difference can be noticed after minimum 100km highway drive. Good product for overall hasslefree fuelsystem cleaning. ### ⭐⭐⭐⭐⭐ Use this every 10,000/- kms *by V***N on 17 November 2025* Definately something i'd recommend, i felt the difference in engine revvs and refinement. Mot much of an increase in efficiency, but the acceleration and smoothness was tangible. Every 10,000/- kms I'm definately doing this. Use it before refuling an almost empty tank. ## Frequently Bought Together - STP Ultra 5-in-1 Petrol System Cleaner : Advanced Formula with STP Wearguard : 400ml : Pack of 1 - Liqui Moly 20002 Cera Tec Friction Modifier (300 ml) --- ## 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/409297592-stp-ultra-5-in-1-petrol-system-cleaner-advanced-formula](https://www.desertcart.it/products/409297592-stp-ultra-5-in-1-petrol-system-cleaner-advanced-formula) --- *Product available on Desertcart Italy* *Store origin: IT* *Last updated: 2026-05-13*