0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
AMSOIL Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF) 0w40 is specially formulated for four-stroke recreational motors, ATVs and snowmobiles. Reduces wear. Wet clutch compatible. Contains no friction modifiers. Broad viscosity range makes it excellent for use in both hot and cold weather conditions.
Product Code: AFF •
Brand: AMSOIL
Product Details
Tech Data
Reviews & RatingRelated Videos
Product Applications Product Application Specs • API SL/CF, SJ, SH, SG
Product Description
Resists Heat and Thermal Breakdown
Excellent For Transmissions
Superior Wear Protection
Anti-Foam
Special Additives
Compatibility
Service Life HEALTH & SAFETY Click here to view the MSDS Data Sheet for AMSOIL AFF. Keep out of the reach of children. Don't pollute. Return used oil to collection centers.
CanAm Maverick Motor Oil Torture TestUTV Torture TestATV Maintenance TipsTips to Effectively Winterize Gasoline Powered Vehicles & EquipmentAlso use AMSOIL Gasoline Stabilizer, in addition to fresh Oil & Filter Reviewed by David: I'll always use AmsoilI used this oil in all 3 of my machines and change it yearly and never no issues just change the filter Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Marc: I use Amsoil in every motor I have.I use this in my Can Am Commander Max. It helped quiet the engine immediately and makes it run smoother. After 100 hours of use, the oil looks like I had just put it in the motor. The engine starts easier and runs smoother. I used Amsoil in every motor I have, including my Indian motorcycle. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Steven: No other oil can compare. I've tried them all. Amsoil rules.My Polaris 570 Sportsman will now start at -27F. Warms up much quicker than with the standargd Polaris oil. my Honda rubicon 500 runs even better too. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Randall: YesFor my turbo RZR Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by David: yesI've used this for years in my side by side and quad works great Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by James: I've been using Amsoil for many years!I have Amsoil in all my gas engines! I've using Amsoil for more than 20 years. Never had any problems or failures.. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Richard: YesGreat product at a fair price! Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Lucien: ATV OilI used this in my Yamaha Warrior over the suggested yamalube. This is hands down the best oil you can run. Engine sounds better. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by pete t.: Only way to goI have been using Amsoil Products for years in all my applications, The research and testing is what always keeps me confident that i am buying the best protection that i can. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Northwoods: Good oil as always with AmsoilAlways please with products! Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Jimbusy: Works great.I use this in all of my small equipment 4 cycle engines. They run smooth and are easy to start even when it's below freezing, which can happen here any day of the year. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Bear: I will purchase this product againI have a small shop,and I run this oil in a number of 4 wheelers,side x sides,and snowmobiles,But I sometimes find it hard passing the price onto the customer as they find it a bit pricey Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Honda guy: Only AmsoilI only use Amsoil in all of my machines. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Falcon: Top notchI use this oil in my 750 brute force, easy starting, runs a lot cooler. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Road Dog: At synthetic oil..like liquid silk!Awseome product....stuff was like unbelievably slick and my Honda ATV sounded so smooth after the oils change... Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Hannibal: 4 strokeMy 2002 Honda 450 Foreman S is 16 years old and runs like a new atv. Amsoil Formula 4 stroke oil keeps my bike working like new and still is a bike you can depend on everyday. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Pickle: Happy 4 WheelerPlaced this in the wheeler and it works great. Seems to start easier in the cold weather. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Dieseldog800: Great productI have been using this oil in our four wheelers and UTV for years. I very satisfied with the product and how it protects engine components even during the hottest of summer days. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by REB: I have been buying this product about 18 yearsMy atv has never seen any other oil from it's first oil change until now and it runs like new, it's a 2000 500 atv Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Whododgeit: I would buy products againIt good oil and running engine for life Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by MtnDsrtMnQ: Excellent protectionI purchased this oil for our Quads in an effort to move to "One Brand" of oil, for all of our machines. After very successful use in our diesels, it was a given. AMSOIL-the first in synthetics, work hard in their R&D program, I trust AMSOIL. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Stan: I like your products and will always use them.I my car motorcycle side by side can Am Titan Toyota love your oil and filters. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Mike DIY: This is great stuffIt is nice to have one product that works for many manufacturers and works better than OEM Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Billy: 0w40Good stuff and i trust it. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Daryl: Love it!Really made my engine purr in the old 4wheeler! Runs way smoother! Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Rob: I want the bestI run my ATV very hard. I want the best engine protection I can get. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Ken: Great StuffHave heard of Amsoil for a very long time. Just prior to this desert season. I bought a 1 year subscription and purchased a bunch of different products for the quads and Rzr. I have been very pleased. My sons quad always overheats and shuts off usually once a trip. Hasnt happened since I have been using Amsoil. I will renew my subscription and use this stuff every season. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Becker: We use amsoil in everything we own.We use amsoil in our automobiles (cars & trucks), motorcycles, all 3 4-wheelers, 3 snowmobiles. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Thetorque: Another trusty Amsoil product .I started using this product in my 2003 Polaris 330 Magnum. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by snakesc: I will purchase this product againWe use it in our 4wheeler YFZ450 with exceptional results, no wear whatsoever. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Mulie: No brainerUse in my wheelers and side by side. As well as generator and mower. Makes them run both cooler and quieter. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by JC: The oil for Can-amI'm currently running this in my defenderxt hd10. Works great. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Jake: Thumbs upWorks great having the product shipped to my house Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Madhunter73: Hands down the best of the best!I recently switched to Amsoil i use it on everything i have that uses oil and would never use anything without Amsoil name on it!! i just recently purchesedFormula 4-Stroke Power Sports Synthetic Motor Oil Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Matt Phillips: Great oil for the priceBeen using it since I bought the bike Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Renegade: Great oil for the priceBeen using it since I bought the bike Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Pauly: Peace of mindI use this 0-40 oil in my turbo snowmobile. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Eliminatorxp30: Use amsoil for everything!Haven't had any issues with amsoil. Use it for everyday day vehicles to my grease gun. I even use the 75/110 gear oil in bravo 1 out drives on my boat. Each engine dynoed at 650 hp, the drives are rated for roughly 450 hp. Had a guy go through them since I've never done anything with them , he says "keep doing what your doing" I believe in this product and I highly recommend from, boats to vehicles to snowmobiles. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Howards911: Superior protectionLost my water pump and didn't realize it until I was overheating. Thanks to this great product I didn't damage my motor. Great oil that provides great protection. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by SB: Great Product!!I have used amsoil for many years and have never been disappointed. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Warrior99: I would buy this again and againGood for cold start ups in winter and cools motor down in the heat of summer Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Schenbiro: I have bought again and again!I use all year round! Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Brbstafford: I will use this product onlyMakes our ArticCat 4Wheeler run some, quiet and cool, just like all Amsoil products. This is the only oil we will put in our ATV. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Turtle Man: BEST MOTORCYCLE OILThis is the only know oil that meets the requirements of motorcycles that has the JASO clutch additive and is a 0w-40 viscosity. Providing faster oil pumping at startup and covers a wider temperature range of use in cold weather than the 10w-40 motorcycle oils. Continued customer of this from Amsoil. Thanks greatly. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by ResQU: Excellent ProductIn the winter, I put this in my 2014 BMW K1600GTL. BMW recommended their 5-40w which is good too, however this Amsoil has a better rating and the lower viscosity allows for quicker pick up and I can actually hear the difference in the followers. In the summer I'll run Amsoil's Metric Motorcycle. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Camel Killer: Why would anyone switch form the world's most Superior?Run this in my son's ATV, and have influenced many many friends to switch to this oil in their ATV's, UTV's, and watercraft. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Sand dune master: I do buy this product again and againI use this oil in all my atv's Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Jackson: Great year round protection for my Honda!I use this in my 07 Rincon and it shifts better and runs cooler than any other oil I've used prior. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Cooter: YesIt what I need. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Jeff: Fantastic oil!Great oil. Been using this oil for many years. Run this in the cmax for 15k with their filter, not a drop used! Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Frederick: Perfect !!Outstanding protection all year round !! Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Robert: Excellent oilYamaha apex Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by MICHAEL: YeaTrx 650 rincon trx 300 easy start cure rincons cold shitfing Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Joshua: Amsoil is the best.I have amsoil in every motor I own. The formula 4 is great stuff. I have it my 2016 renegade 1000xxc and my Honda rubicon. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Gaza: YesBeing using it the mini van for years Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Michael: great oilI use this in 2016 BMW 1200RTW starting is great when it gets colder, and the gearbox shifts real nice Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Chris: Buy it again and recommend itThis is an awesome product Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
Reviewed by Martin Mercier: Produit incroyable et service #1J'ai commandé directement via ce site car après vérification, il m'a été impossible d'en trouver chez les commerçants locaux. Item Reviewed: 0W-40 Formula 4-Stroke® PowerSports Synthetic Motor Oil (AFF)
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Reviewed by Michael:
Runs smoother
Friends quad ran so much smoother with this oil. He loves it, and said it ran quieter too.