--- product_id: 48589872 title: "Castrol GTX Engine Oil 15W-40 A3/B3 1L" brand: "castrol" price: "€ 39.39" currency: EUR in_stock: true reviews_count: 13 url: https://www.desertcart.sk/products/48589872-castrol-gtx-engine-oil-15w-40-a3-b3-1l store_origin: SK region: Slovakia --- # Meets top API SL/CF & ACEA A3/B3 standards Up to 25% more sludge protection 15W-40 viscosity for versatile engine protection Castrol GTX Engine Oil 15W-40 A3/B3 1L **Brand:** castrol **Price:** € 39.39 **Availability:** ✅ In Stock ## Summary > 🛢️ Keep your engine elite — because your ride deserves premium protection. ## Quick Answers - **What is this?** Castrol GTX Engine Oil 15W-40 A3/B3 1L by castrol - **How much does it cost?** € 39.39 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/48589872-castrol-gtx-engine-oil-15w-40-a3-b3-1l) ## Best For - castrol enthusiasts ## Why This Product - Trusted castrol brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Engine Armor:** Up to 25% more defense against black sludge keeps your engine running cleaner and longer. - • **Universal Fit:** Optimized 15W-40 viscosity ensures smooth performance in both gasoline and diesel engines. - • **Trusted by Pros:** Rated 4.7 stars by 877 users, a proven choice for millennial managers who demand peak engine health. - • **Certified Excellence:** Meets rigorous API SL/CF, ACEA A3/B3, VW 501 01/505 00, and MB-approval 229.1 standards for trusted reliability. - • **Sludge-Free Guarantee:** Advanced HC Synthesis technology prevents harmful dirt and residue buildup, reducing wear and tear. ## Overview Castrol GTX 15W-40 A3/B3 is a premium engine oil designed for both gasoline and diesel engines, featuring HC Synthesis technology that delivers up to 25% better protection against black sludge. It meets top industry standards including API SL/CF and ACEA A3/B3, ensuring superior engine cleanliness, reduced wear, and enhanced performance in a universal 1L bottle. ## Description Castrol gTX 15W-40 A3/B3 Engine oil for gasoline and diesel engines with HC Synthesis. It keeps the engine clear of black sludge, the engine's cholesterol. advantages: - The newly improved Castrol gTX 15W-40 A3/B3 provides up to 25% more protection from black sludge, which has been proven by tests od industry standards API and ACEa - Keeps engines clear of harmful dirt, residue and sludge - Prevents main causes for motor damages such as sludge, wear and residue on pistons specifications: - API SL/Cf - ACEa A3/B3 - Vw 501 01/505 00 - Mb-approval 229.1 - meets requirement Fiat 9.55535-D2 ## Features - Premium Product ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B004AFIDKA | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | 36,439 in Automotive (See Top 100 in Automotive) 426 in Car Engine Oils | | Brand Name | Castrol | | Compatible With Vehicle Type | Car | | Container Type | Bottle | | Customer Reviews | 4.7 4.7 out of 5 stars (877) 4.7 out of 5 stars | | Global Trade Identification Number | 04008177075049 | | Item Type Name | gTX 15W-40 A3/B3 Motor Oil | | Item Weight | 0.92 Kilograms | | Liquid Volume | 1 Litres | | Manufacturer | Castrol | | Manufacturer Part Number | 1518B5 | | Model Number | 22607112 | | Number Of Packs | 1 | | Sae J300 Viscosity Grade | 15W-40 | | Size | 1 L | | Unit Count | 1000.0 millilitre | | Viscosity Level | Medium to High | ## Product Details - **Brand:** Castrol - **Liquid volume:** 1 Litres - **Package information:** Bottle - **Vehicle service type:** Car - **Viscosity Level:** Medium to High ## Images ![Castrol GTX Engine Oil 15W-40 A3/B3 1L - Image 1](https://m.media-amazon.com/images/I/51qvq6rx3DL.jpg) ![Castrol GTX Engine Oil 15W-40 A3/B3 1L - Image 2](https://m.media-amazon.com/images/I/51fq6lkr2cL.jpg) ## Available Options This product comes in different **Size Name** options. ## Questions & Answers **Q: Is this oil for petrol and diesel** A: On the bottle it says for Petrol & Diesel **Q: Is this ok for kia picanto** A: Hi, I wouldnt go for a 15W40, this would be too thick for the engine, which year is your model, diesel or petrol? Engine size? Regards Jack **Q: Is it for 4T engines ?** A: You would be better off getting Castrol Power 1 Racing Engine Oil 10W-40 4T, also available on Amazon. **Q: would be this oil ok for my motorbike lexmoto 125 cc 4 stroke petrol engine ?** A: Hi, it might be okay, but you'd be better off with a proper bike oil, like the Power 1 10w-40 ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent quality and pricing *by on Reviewed in the United Kingdom 17 February 2024* I highly recommend this product, as it delivers excellent quality and functions effectively. ### ⭐⭐⭐⭐⭐ Everything You Would Expect *by on Reviewed in the United Kingdom 2 January 2023* To be honest there is not much you can say apart from it does what is says on the tin - looked around and this was good value for money. Arrived quick and done the job. ### ⭐⭐⭐⭐⭐ Good quality oil *by on Reviewed in the United Kingdom 30 November 2020* I have used this oil for my older vehicle for a few years. I normally buy from a national car parts company (the one that always has a sale on every week) but on thi occasion Amazon was cheaper. Well done Amazon. Great product and fast delivery. ## Frequently Bought Together - Castrol 14F7DB GTX 15W-40 A3/B3 1Ltr - Castrol POWER1 4T 10W-30 Motorcycle Oil 1L --- ## 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.sk/products/48589872-castrol-gtx-engine-oil-15w-40-a3-b3-1l](https://www.desertcart.sk/products/48589872-castrol-gtx-engine-oil-15w-40-a3-b3-1l) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-09-10*