--- product_id: 546795545 title: "GTX 5W-30 RN17 Full Synthetic Engine Oil, 1L" brand: "castrol" price: "$42.30" currency: USD in_stock: true reviews_count: 13 category: "Castrol" url: https://www.desertcart.us/products/546795545-gtx-5w-30-rn17-full-synthetic-engine-oil-1l store_origin: US region: United States of America --- # Flash point 203°C for thermal stability 5W-30 SAE viscosity grade Renault RN17 & ACEA C3 certified protection GTX 5W-30 RN17 Full Synthetic Engine Oil, 1L **Brand:** castrol **Price:** $42.30 **Availability:** ✅ In Stock ## Summary > 🛢️ Keep your engine running smoother, longer — don’t let your ride fall behind! ## Quick Answers - **What is this?** GTX 5W-30 RN17 Full Synthetic Engine Oil, 1L by castrol - **How much does it cost?** $42.30 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/546795545-gtx-5w-30-rn17-full-synthetic-engine-oil-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 - • **Sludge Defense Formula:** Advanced sludge control keeps your engine cleaner, enhancing performance and efficiency. - • **Engine Longevity Booster:** Premium base oils and anti-wear additives extend engine life and reduce costly repairs. - • **Thermal & Viscosity Shield:** High 203°C flash point ensures superior protection against oil breakdown under extreme heat. - • **Trusted Quality & Reliability:** Backed by Castrol’s legacy and 4.7-star rating from over 1,100+ satisfied users. - • **Universal Fit for Renault RN17:** Specifically engineered to meet Renault RN17 5W-30 standards, perfect for your vehicle’s needs. ## Overview Castrol GTX 5W-30 RN17 Engine Oil is a premium 1L lubricant designed to meet Renault RN17 and ACEA C3 specifications. Featuring a high flash point of 203°C and advanced anti-wear additives, it protects engines from sludge, thermal breakdown, and viscosity loss, ensuring enhanced engine longevity and performance. Trusted by thousands, this universal-fit oil is ideal for professional-grade car maintenance. ## Description From the manufacturer Review: Perfect - Quality product good price fast delivery Review: Good product - Good product as described ## Features - Contains Benzenesulfonic acid, methyl-, mono-C20-24-branched alkyl derivs., calcium salts and Alkyl (C18-C28) toluenesulfonic acid, calcium salts, borated. May produce an allergic reaction. - Safety data sheet available on request. - Suitable for use in vehicles that require a Renault RN17 specifcation 5W-30 lubricant - Specifications: ACEA C3 Renault RN17 - Provides superior protection against engine sludge - Advanced protection against viscosity and thermal breakdown - Premium quality base oils and anti wear additives to help extend the life of your engine ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C816JDRX | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | 1,856 in Automotive ( See Top 100 in Automotive ) 47 in Car Engine Oils | | Brand | Castrol | | Brand Name | Castrol | | Compatible with Vehicle Type | Car | | Container Type | Bottle | | Country Of Origin | United Kingdom | | Customer Reviews | 4.7 out of 5 stars 1,173 Reviews | | Flash Point | 203.25 Degrees Celsius | | Flash point | 203.25 Degrees Celsius | | Included Components | Car Engine Oils | | Item Type Name | Car Engine Oils | | Item Weight | 897 Grams | | Liquid Volume | 1 Litres | | Liquid volume | 1 Litres | | Manufacturer | Castrol | | Manufacturer Contact Information | Lubricants UK Limited, Chertsey Road, Sunbury On Thames, Middlesex, TW16 7BP. Castrol Holdings Europe B.V., D'arcyweg 76, 3198 NA, Europoort Rotterdam. | | Manufacturer Part Number | 15F6E4 | | Manufacturer Warranty Description | refer to Castrol website | | Model Number | Castrol | | Package information | Bottle | | SAE J300 Viscosity Grade | 5W-30 | | Size | 1L | | Unit Count | 1000.0 millilitre | | Vehicle service type | Car | ## Product Details - **Brand:** Castrol - **Liquid volume:** 1 Litres - **Package information:** Bottle - **SAE J300 Viscosity Grade:** 5W-30 - **Vehicle service type:** Car ## Images ![GTX 5W-30 RN17 Full Synthetic Engine Oil, 1L - Image 1](https://m.media-amazon.com/images/I/61wuttQxlYL.jpg) ![GTX 5W-30 RN17 Full Synthetic Engine Oil, 1L - Image 2](https://m.media-amazon.com/images/I/81XKz+SszaL.jpg) ![GTX 5W-30 RN17 Full Synthetic Engine Oil, 1L - Image 3](https://m.media-amazon.com/images/I/71LDqb2j15L.jpg) ![GTX 5W-30 RN17 Full Synthetic Engine Oil, 1L - Image 4](https://m.media-amazon.com/images/I/71fchH7ecaL.jpg) ![GTX 5W-30 RN17 Full Synthetic Engine Oil, 1L - Image 5](https://m.media-amazon.com/images/I/71ZtWMrBDtL.jpg) ## Available Options This product comes in different **Customer Package Type, Size** options. ## Questions & Answers **Q: Is this ok for 19 reg vauxhall crossland** A: It is specific for Renault engines and it may be suitable for other engines that require 5w 30 oil.you need to check your owners manual and if in doubt don't buy it **Q: Can this oil be used in mercedes clc220 auto diesel** A: It maybe suitable,thats what it says on the container,i would not use unless you are sure.its an oil designed for renault **Q: Can i use this for my toyota yaris 2006 plate and 1.3l engine** A: If car producer is recommend 5w-30 yes even on back of bottle is written for Renault . **Q: Compatible with a dacia sandero iii 1.0 tce 90 petrol? handbook unclear.** A: Hi There, FYI That RN17 Castrol 5W-30 is the correct oil for the Dacia Mk3 Sandero engines, I have done a lot of research as I am buying one and will be doing all the servicing and repairs, the oil must be the new RN17 not the previous RN classifications. Great engines. Enjoy ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect *by M***E on 7 February 2026* Quality product good price fast delivery ### ⭐⭐⭐⭐⭐ Good product *by M***K on 12 June 2026* Good product as described ### ⭐⭐⭐⭐⭐ As described *by T***M on 8 June 2026* As described. Good value. ## Frequently Bought Together - Castrol GTX 5W-30 RN17 Engine Oil 1L - PRESTONE PAFR0035B Coolant Antifreeze for All Vehicles 10 year 300,000 miles Corrosion Protection, Ready to Use, 1 Litre - Prestone Screenwash Concentrate 2.5L, Screen Wash For Cars - Winter, High Performance Cleaning With Streak Free Formula, Extreme Performance Super Concentrated Screenwash, Reduce Plastic, 2.5 Litre --- ## 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.us/products/546795545-gtx-5w-30-rn17-full-synthetic-engine-oil-1l](https://www.desertcart.us/products/546795545-gtx-5w-30-rn17-full-synthetic-engine-oil-1l) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-17*