--- product_id: 721907300 title: "Polaris PS-4 Full Synthetic 5W-50 All-Season Engine Oil" brand: "polaris" price: "¥39582" currency: JPY in_stock: true reviews_count: 5 category: "Polaris" url: https://www.desertcart.jp/products/721907300-polaris-ps-4-full-synthetic-5w-50-all-season-engine store_origin: JP region: Japan --- # Custom additive system Wide -40°F to 100°F temp range Superior engine protection Polaris PS-4 Full Synthetic 5W-50 All-Season Engine Oil **Brand:** polaris **Price:** ¥39582 **Availability:** ✅ In Stock ## Summary > 🛠️ Power your ride with Polaris precision — because your engine deserves the best. ## Quick Answers - **What is this?** Polaris PS-4 Full Synthetic 5W-50 All-Season Engine Oil by polaris - **How much does it cost?** ¥39582 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/721907300-polaris-ps-4-full-synthetic-5w-50-all-season-engine) ## Best For - polaris enthusiasts ## Why This Product - Trusted polaris brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **All-Season Warrior:** Operates flawlessly from bone-chilling -40°F to scorching 100°F, keeping your engine protected year-round. - • **Deposit Defense Tech:** Exclusive Polaris additive system reduces engine deposits by 50%, maintaining cleaner, more efficient power delivery. - • **OEM-Grade Confidence:** Polaris-tested and approved for all Polaris ATV, UTV, RZR, and Ranger models — the trusted choice of riders worldwide. - • **Engine Armor Unleashed:** Full synthetic 5W-50 formula engineered for Polaris powersports engines ensures peak performance under extreme conditions. - • **Rust & Corrosion Shield:** Advanced moisture control prevents rust and corrosion during intermittent use, extending engine life. ## Overview Polaris PS-4 Full Synthetic 5W-50 Engine Oil is a premium, powersports-grade lubricant designed specifically for Polaris 4-cycle engines. Featuring a proprietary additive system, it delivers exceptional protection against wear, deposits, oxidation, rust, and corrosion across a wide temperature range (-40°F to 100°F). Tested and approved for all Polaris off-road vehicles, this 1-gallon oil ensures peak engine performance and longevity under the most demanding conditions. ## Description PS-4 Advantage: Polaris PS-4 is made specifically for Polaris powersports engines to maintain peak performance longer than automotive and other powersports oils. Our Polaris Proprietary Additive System is formulated using the latest lubricant technology to protect vital engine components on startup, control moisture and deliver maximum engine protection for Polaris off-road vehicles. Only Polaris Lubricants are specially developed with our engines to handle the intense conditions and high-performance requirements demanded by Polaris ATV, RANGER, GENERAL and RZR riders worldwide. Full Synthetic Formula: PS-4 uses an excellent powersports-grade full synthetic base oil to deliver outstanding performance and engine protection. PS-4 engine oil was developed specifically for Polaris 4-cycle engines with a custom anti-wear additive system to let riders confidently and safely push their machines to the limit. Off-road engines average over twice the RPMs of passenger cars and typically run at significantly higher engine temperatures. New Custom Clean Engine Additive System: New Polaris-Exclusive Clean Engine Additive System was formulated to reduce engine deposits to help maintain peak power and performance. Tested against other products, it was proven to keep the engine at least 50% cleaner than all other tested oils. The custom additive system also prevents oxidation in extreme temperatures and prevents rust and corrosion that can form during intermittent use. This Accessory is Designed to Fit the Following: Fits All ACE ModelsFits All RZR ModelsFits All General ModelsFits All ATV ModelsRanger, 2027 RANGER XP 1000 CAB, 2027 RANGER CREW XP 1000 CAB, 2026, 2024, 2020 RANGER XP 1000 HD, 2026 RANGER XP 1000 NorthStar Trail Boss Edition, 2026 RANGER XP 1000 EPS SE [T1b] Nordic Pro Full Cab, 2026 RANGER XP 1000 EPS SE [T1a] Nordic Pro Full Cab, 2026 RANGER XP 1000 EPS SE [MD] Nordic Pro Full Cab, 2026 RANGER XP 1000 EPS Hunter Edition [T1a] Review: Good item - Good item. Review: OEM Oil - It OEM oil like you buy at the dealership ## Features - Full Synthetic Formula: PS-4 Full Synthetic 5W-50 4-Cycle Engine Oil uses an excellent powersports-grade full synthetic base oil to deliver the highest level of performance and engine protection. - Custom Additive System: Polaris custom additive system is formulated to reduce engine deposits and critical engine component wear, prevent oxidation in extreme temperatures, and prevent rust and corrosion by controlling moisture within the engine. - Outstanding Protection and Proven Performance: PS-4 provides a unique wide 5W-50 viscosity range for high and low temperature engine protection and performance in ambient temperatures of -40°F to 100°F, extending the life of your Polaris engine. - PS-4 Advantage: PS-4 is made specifically for Polaris powersports engines to maintain peak performance. Polaris Lubricants are specially developed with our engines to handle intense conditions and high-performance requirements demanded by riders. - Applications: Polaris tested and engineering approved for use in all Polaris off-road 4-stroke engines. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08174F96V | | Automotive Fit Type | Vehicle Specific Fit | | Brand | Polaris | | Brand Name | Polaris | | Compatible with Vehicle Type | ATV, UTV, RZR | | Container Type | Bottle | | Customer Reviews | 4.8 out of 5 stars 485 Reviews | | Included Components | 1 Gallon of PS-4 All-Season Full Synthetic 5W-50 Engine Oil | | Item Weight | 4 Pounds | | Liquid Volume | 3.79 Liters | | Liquid volume | 3.79 Liters | | Manufacturer | Polaris | | Manufacturer Part Number | 2876245 | | Model Number | 2876245 | | Package information | Bottle | | Part Interchange Info | 2876245 | | SAE J300 Viscosity Grade | 5W-50 | | Size | 1 Gallon | | UPC | 194722041318 | | Unit Count | 128 Milliliters | | Vehicle service type | ATV, UTV, RZR | | Viscosity Level | Medium to High | ## Product Details - **Brand:** Polaris - **Liquid volume:** 3.79 Liters - **Package information:** Bottle - **Vehicle service type:** Motorcyle - **Viscosity:** 5W 50 ## Images ![Polaris PS-4 Full Synthetic 5W-50 All-Season Engine Oil - Image 1](https://m.media-amazon.com/images/I/61qviesZnOL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good item *by J***T on 29 April 2026* Good item. ### ⭐⭐⭐⭐⭐ OEM Oil *by B***L on 22 June 2026* It OEM oil like you buy at the dealership ### ⭐⭐⭐⭐⭐ Good price delivery included *by R***E on 22 April 2026* Recommended by Polaris ## Frequently Bought Together - Polaris PS4 All-Season 4 Cycle 5W50 Full Synthetic Motor Oil for Specific RANGER, GENERAL, RZR, Sportsman, Scrambler Models With 4 Stroke Engine, PS-4 Oil for UTV SxS ATV, 1 Gallon, Qty 1-2876245 - Genuine Polaris Part Number 2540086 - FILTER-OIL, 10 MICRON, for Polaris ATV/Motorcycle/Snowmobile/or Watercraft - Polaris AGL Full Synthetic Automatic Gearcase Lubricant and Transmission Fluid for Off Road Vehicles with 4 Stroke Engine, 1 Gallon, for ATV UTV SxS Maintenance - Part 2878069 --- ## 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.jp/products/721907300-polaris-ps-4-full-synthetic-5w-50-all-season-engine](https://www.desertcart.jp/products/721907300-polaris-ps-4-full-synthetic-5w-50-all-season-engine) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-27*