Ok, ok, I tried to find the source that I came across at one time that explained it simply and clear and can't find it now. High ZDDP extends the life of engines that have high pressure sliding surfaces, which is more common in high compression engines. Your oil filter choice can also matter for the cold start oil pressure delay. *Compared to 15W-40 oils. 0W40 vs 5W40: Which is Better? Actually, the 5 in 5-40 means that the oil flows the same as an oil with an SSU viscosity of 5 at 100 degrees F, and the 40 means that the oil behaves the same at 210 degrees as 40 weight oil. 2005 F250 Harley Davidson 6.0 AFE, ARP, SCT, Powermax, Sinister Delete, Sinister coolant filter, Gauges, and Exhaust. Read this review and save yourself time and money. My last oil change I switched to Shell Rotella Syntehtic 5w40. I started at this mileage for a UOA as I was almost down to the add mark on dipstick. It has to be outdated and you wouldn't believe it cost $150 in 1994. Thanks for the info Ken. Unless my truck throws a fit trying to start or something else oil related. F. As a dealer myself, I run AMSOIL in all my vehicles, but have never really ventured into the diesel world until recently and even on AMSOIL's website for the product recommendations, 15W-40 is preferred above 32 deg, but also says 5W-40 is good for all temps. http://www.schaefferoil.com/dealer_locator.html, http://www.schaefferoil.com/datapdf/9000.pdf, 99 & up 7.3L Power Stroke Engine & Drivetrain, 99 & up Upgrades and Aftermarket - 7.3L Engine, 7.3L IDI Diesels (Not Powerstrokes) 1988-1993, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Nessun veicolo selezionato. Go ahead and register, and make yourself at home! While 15W-40 is suggested as the predominant viscosity for your engine, GM does recommend 5W-40 for temps below -18°C (0°F). I am under legal order to not say why, but I don't run it. I also upgraded to a larger Donaldson filter. Better Fuel Economy. Unless my truck throws a fit trying to start or something else oil related. This is because the 5w30 motor oil has a smooth effect on the oil pump and also a more suitable flow through the engine when hot. I see the 5W40 less and the 15W40 more. Not my pic, just reference. Will go to 5w40 this winter. 2015 F350 Platinum Max Tow What a beast with the 4.30 gears! Looking for diesel oil? There are people who run 15w40 all the time and have no trouble. I just came to the realization that my Bachelor of Chemical Engineering degree is totally worthless. This Red Line engine oil is ideal for light-duty trucks, such as Chevrolet Duramax, Dodge Cummins, and Ford Power Stroke. Family, you are now pretty close, and I wouldn't argue with "all of the above". If you switch from conventional to synthetic expect oil leaks sooner. I have a 2005 Silverado 2500 with LLY duramax diesel. I change the oil for my dad according to the oil life monitoring system. I have ran up to 30K miles on my dual bypass and and still had SOME life in the oil (maybe another 2500 miles on it but it was pretty ugly as far as the base # and viscosity was pretty far off). thanks for the help. Överst. If you don’t stay careful about such things, then it may result in the failure of the engine. The cold mornings (low 30s) made the starts rather rough. The manual calls for 15w40. Shell Rotella T6 Full Synthetic Heavy Duty Engine Oil 5W-40; 2. Mobil Super 96819 15W-40 Delvac 1300 Motor Oil; 5. Inserisci il tuo veicolo. Mobil 1 96989 0W-40 Synthetic Motor Oil; 3. However, viscosity of the oil you use needs to change if you are driving in extreme conditions. /ubbthreads/images/graemlins/grin.gif. The truck runs much better and starts alot faster with smoother idle. The 5W40 is thinner than the 10W40 at lower temperatures. Not sure how quickly the synthetic turns black. Although either scenario seems to be okay, it is important … 5W30 vs 5w20, 5w40, 10w40: Which Grade Motor Oil Should I Use? Reduce Leaks, Engine Wear, and Oil Consumption for Vehicles above 75,000 Miles DuraMAX High Mileage Synthetic Blend Motor Oils are specially formulated for high mileage engines, especially those engines with over 75,000 miles. It's worth it and I think im sticking to it year round. Looking about I have seen that 5w40 at 505.01 is the oil to go with but have also read that 15w40 with 505.01 spec is better for engine with high mileage which mine has. diesel oil for the 2007 and newer , and two weights for your 6.6 duramax diesel oil for 2006 and older. I have hauled our XXL TC in -9*F to +115*F and for 15k miles on the same oil using the awesome Oilguard bypass filter system. In this video I change the oil and oil filter on my 2004.5 Chevrolet 2500HD CrewCab LLY Duramax Diesel Easy DIY Parts: ... Oil Change on a Duramax LLY (Rotella T5 15w40 Synthetic ... 5w40 vs 15w40. Liqui Moly 2041 Premium 5W-40 Synthetic Motor Oil; 4. I just went out back and built a bonfire using my Perry's Chemical Engineers' Handbook, 6th Edition. UOA shows this oil to be as good as new so this time it will stay at least to 20K and may go out to 30K. If they recommend 10–40, then use 10–40. New Caledonia. Vad är det för skillnad på 5w40 och 15w40? Amsoil is about no compromises and saving you time. 5W-40 oljan jämfört med en 15W-40 har en lägre flytpunkt , får dämed bättre egenskaper vid kallstart. This means the anti drain back valve in the filters like Fram may as well not be installed because they don't work. What Are the Benefits of Using Oil for Duramax LML. LOL!!! Apart from taking your vehicle to the mechanic’s to be serviced regularly and changing the motor oil once every 3000 - 5000 miles, some vehicle owners do not give much thought to the oil they use. Can I safely use the 5w40? High Mileage. Mobil 1 96989 0W-40 Synthetic Motor Oil; 3. I like it a lot. THE NEW FORMULA: A completely redesigned mix to avoid the formation of deposits and prevent corrosion. Mobil 1 5w20 vs. Mobil 1 5w30 vs. Motul 5w40 vs. Mobil 1 10w30 vs. Mobil 110w40. Extended Performance 5W … For the price of synthetic vs dino oil and the fact I go longer, add on better engine protection etc, its a winner for me. I use 0w-40 in winter. 5W30 vs 5W40 : Which Oil Should I Choose? Improved Wear Performance. I had the pan off at 180K and bearings looked good. For a better experience, please enable JavaScript in your browser before proceeding. Post your own topics and reply to existing threads to help others out! Fino al -15% di sconto Consegna gratuita* 5,95 €-+ Aggiungi al carrello. Truck is 2007 LBZ duramax. Approved or Recommended for applications where Cummins CES 20086, Mack EOS-4.5, Volvo VDS-4.5, Detroit Diesel DFS 93K222, DFS 93K218, Renault VI RLD-4, ACEA E9, ACEA E7, MB 228.31, Ford WSS-M2C171-F1, Caterpillar ECF-3, or Chrysler MS-10902 are specified Come join the discussion about PowerStrokes, performance, modifications, troubleshooting, towing capacity, maintenance, and more! 5w40 won't hurt anything, Good oil doesn't have to be expensive, ... opens around 2500-2800 rpm's. For a better experience, please enable JavaScript in your browser before proceeding. Hi guys Going to do an oil change on my vrs soon as its due one so I am looking at what oil to stick in. List of Top-Rated Oils for Duramax Comparison Table: The Oils for Duramax Reviews & Buyer’s Guide: 1. If they recommend 10–40, then use 10–40. I see Shell makes a 5w40 full synthetic as well as Mobil 1. I recently made the switch from 15 40 Dino to 5 40 syn Nd it really helps startup and oil pressure stayed the same. I've been on the Rotella T6 for almost two years. AFAIK -5F is the lowest for me, if I can I plug in after freezing temps. If any it was minimal. Just wondering if people are running 5w/40 in their trucks. Reason for asking is that I'm due for an oil change and I can get a gallon of Rotella 15w40 for $12.50. I don't see any reason to run a 15w40 over a 5w40. I use Amsoil or K@N filters. Whether you’re looking to upgrade your comfort, style, or accessibility, we have picks to fit a variety of needs and budgets. This is because the 5w30 motor oil has a smooth effect on the oil pump and also a more suitable flow through the engine when hot. Well, for a start, we can see that they have the same viscosity when heated to normal engine operating temperatures so that won’t set them apart. What are the advantages/ disadvantages of running a 5w40 oil instead of 15w40, I see that 5w40 is recommended more often than 15w40? It blows basically any other full flow filter out of the water in terms of micron size and efficiency at that micron size. *Compared to 15W-40 oils. What oil should I use in my car? what are the benifits/drawbacks of using a 5w-40 rather than a 15w-40? Filed Under: Diesel Tagged With: amsoil 10w30 diesel oil, amsoil 15w40 amazon, amsoil 15w40 diesel oil review, amsoil 15w40 duramax, amsoil 5w40 diesel oil, amsoil diesel oil amazon, amsoil diesel oil vs shell rotella, amsoil oe 15w-40 synthetic diesel oil, amsoil oil ca, amsoil signature series max-duty synthetic diesel oil 15w-40 Shell Rotella T 5W40 Synthetic was $16.24 at the Wal-Mart in Grapevine TX this morning. Differences in Motor Oil Grades – 10W40 versus 15W40 Oils Motor oils are the ground-level informants of the automotive world – they don’t get any credit for their contributions to performance or efficiency, but internal combustion wouldn’t have been possible without them. I used to use the dino 15w40 version but cold starts were a bugger and the noise, you could count how long it would take for the oil pressure gauge to move. First, I'll explain what the numbers in 5w20 and 5w40 mean. The site is fully functional and ad free. On another note, the Duramax runs fine on API approved 15W40 conventional heavy-duty diesel oil. … We have tons of knowledge here for your diesel truck! /ubbthreads/images/graemlins/laugh.gif. skillnad på 5w40 och 15w40 . NO makeup oil was added until I took sample. Since switching, starts easier, instant oil pressure, I feel safe beating the crap out of th engine daily driving and towing and I go 7500 km's with a decent oil filter. I was thinking of using mobil devac 1 on my next oil change. This is the 5w20 vs. 5w30 vs. 5w40 vs. 10w30 vs. 10w40 five-way motor oil review that would hopefully help you determine the right motor oil that would suit your purpose, budget, and your car type. Mobil Super 96819 15W-40 Delvac 1300 Motor Oil; 5. In my opinion, using 5W40 synthetic HDEO makes sense for low temperature, winter conditions in the northern US and Canada. We need a refresh on oil before people become more confused. Överst. List of Top-Rated Oils for Duramax Comparison Table: The Oils for Duramax Reviews & Buyer’s Guide: 1. The "40" indicates this is a bit thicker than the average motor oil, which is usually 30 for most cars, and it lubricates the engine more than average while it is hot. I scored this Delvac one oil for a very cheap price with the rebates, and am going to extend the interval as long as I safely can. Best 15w40 diesel oil of 2018. Then there are people who's truck will not hardly run anything but 5w40. Most car owners take their vehicles to the garage for the oil change. Wondering if any of the collective has used the 5W40 T6 and tried the 15W40 T6 and … Again I am.guessing that it would stay cleaner longer but in have no idea as I have ZERO experience with the regular vs synthetics in the diesels. You are also correct about the nice thing being that the vehicle manufacturer and the API making it easy to make a decision about the lube we want or need to use. SoCal and I've been running Rotella T6 with no loss in oil presssure. Now that we know how to rate different types of oil we can answer the question: which is better between 0W40 and 5W40 oil. 5w40 simply gives you a larger range of temperature that the oil will be effective in. Silicone valves like Wix and Mobile 1 are the way to go. Using the wrong motor oil can damage your engine, and the similar numeric characters that these oils come with makes it even more confusing in choosing the right one for your car. Filed Under: Diesel Tagged With: amsoil 10w30 diesel oil, amsoil 15w40 amazon, amsoil 15w40 diesel oil review, amsoil 15w40 duramax, amsoil 5w40 diesel oil, amsoil diesel oil amazon, amsoil diesel oil vs shell rotella, amsoil oe 15w-40 synthetic diesel oil, amsoil oil ca, amsoil signature series max-duty synthetic diesel oil 15w-40 However, it rarely gets above the high 70s to low 80s here. Mobil 1 5w20 vs. Mobil 1 5w30 vs. Motul 5w40 vs. Mobil 1 10w30 vs. Mobil 110w40. Either one. Turning to more recent years, PETRONAS brings to light the VS brand, one of the best sold in the 70s, whose fame is historically linked to the Fiat 131 Abarth, winner of the Manufacturers' title in 3 World Rally Championships. I've been diesel for many years, 5.7, 6.2, 6.5 and now Dmax. 0W40 vs 5W40: Which is Better? i thought it was a SAE page but i have not been able to find it. JavaScript is disabled. Welcome! Definitely, 50 are thicker than 40 and will, therefore, flow less fast and might not reach the smaller parts and clearances of the engine. One of the things you can do to make sure that it will work properly is to keep it always clean. I knew those professors were blowing smoke up my butt, but I couldn't prove it until now. We only use synthetic oil in our vehicles, so we have thus far used Royal Purple 15w40 and Mobil 1 filters, because Royal Purple seems to bet the only brand I can find that makes a full synthetic 15w40 and this is what I used in his last truck (2002 Duramax). There are people who run 15w40 all the time and have no trouble. #16 GasperG , May 20, 2014 I would go to 15w/40 synthetic. High Mileage. I ran synthetic 15w40 in my truck until I reached 33,000 miles. Per trovare la compatibilità del pezzo di ricambio, inserisci le informazioni del veicolo. Liqui Moly 2041 Premium 5W-40 Synthetic Motor Oil; 4. To be determined by UOA. The duramax motors arent picky on oil. Hey all, Ive used the T6 5W40 synthetic (group III) in all the bikes for years. Now that we know how to rate different types of oil we can answer the question: which is better between 0W40 and 5W40 oil. ( 10w 40 vs 5w 40) 5w40 vs 10w40. I see that 15W-40 oil is suggested for this engine. It works by reducing corrosion in your car’s engine. Can I use 5W-40 in the winter? Improved Wear Performance. On that note, I review the three best 15w40 diesel oil of 2018 to help you get value for your money. My last oil change I switched to Shell Rotella Syntehtic 5w40. Guess it's just me but $10 a gallon vs $20+ a gallon just doesn't warrant me to try 5w40. On our 6.6 Duramax page you will find our synthetic 5W40 diesel oil and our 15W40 diesel oil for your 6.6 duramax. Pick a good oil you trust and use good filters. I run amsoil signature 15w40. Not my pic, just reference. It Makes Your Engine Last Longer. According to the owners manual Dodge recommends 15W-40 for temperatures above 0 deg. Reduce Leaks, Engine Wear, and Oil Consumption for Vehicles above 75,000 Miles DuraMAX High Mileage Synthetic Blend Motor Oils are specially formulated for high mileage engines, especially those engines with over 75,000 miles. Through the use of Shell’s most advanced technology, Shell Rotella ® T6 5W-40 synthetic heavy duty engine oil offers enhanced fuel economy capability of 1.5%* that can save money in fuel consumption, without compromising engine protection or durability. The 2nd number is what effects how much heat the oil can handle and the 1st number effects how cold the oil can work in. With engine warm I'm running just under 30 psi at idle, a d just over 40 psi at highway cruising speed. Well, for a start, we can see that they have the same viscosity when heated to normal engine operating temperatures so that won’t set them apart. I have run them all in my 95 (even 10w30 synthetic blend) I havent noticed any oil pressure difference but I use less Amsoil 15/40 synthetic than any of the others and have better test results. My oil pressure is usually 1-2 lines above 20 at idle, unless I am towing heavy and then it usually idles at 20. I really depends upon where you live. Differences between 5w40 vs. 5w50 motor oil. When it comes to choosing between 5w30 and 5w40, many people prefer the former. I don't remember a pressure drop when I switched from the 15w-40 conventional. It is usually best to use the oil viscosity that the manufacturer recommends. Your engine clatters longer filling the oil filter back up. The 5 means that the oil will flow at zero celsius the same way a 5-weight oil would. 5W-40 is a thin motor oil that will get to a vehicle's moving parts easier and lubricate while trying to start it up. Apart from taking your vehicle to the mechanic’s to be serviced regularly and changing the motor oil once every 3000 - 5000 miles, some vehicle owners do not give much thought to the oil they use. Electricity is cheaper than a spun bearing. The truck runs much better and starts alot faster with smoother idle. When the oil heat up, it should be the same pressure. Old thread but synthetic Rotella 5w40 all the way. Whether you’re looking to upgrade your comfort, style, or accessibility, we have picks to fit a variety of needs and budgets. Och 15w40 it starts and runs better in the winter rated to a. T6 for almost two years Moly 2041 Premium 5W-40 synthetic Motor oil ;.... Old thread but synthetic Rotella 5w40 all the time and have no trouble to make sure that it will properly... Performance, modifications, troubleshooting, towing capacity, maintenance, and more the manufacturer.. For 2006 and older Cummins, and Exhaust Comparison to 5w30 would be a oil. New FORMULA: a completely redesigned mix to avoid the formation of deposits and prevent corrosion is keep... Get over 80 percent makes all the way viscosity that the oil pressure is usually best to use the pressure. Or equipment just went out back and built a bonfire using my 's! Things you can certainly use 5W-40 in winter ( and summer ) in your Duramax engine filling the oil delay! You can certainly use 5W-40 in winter ( and summer ) in 5w40 vs 15w40 duramax browser before proceeding reducing. ' Handbook, 6th Edition any reason to run a 15w40 over a 5w40 instead... The 5w40 is a synthetic and 15w40 = ) rather rough or contaminates get over 80 makes. F250 Harley Davidson 6.0 AFE, ARP, SCT, Powermax, Sinister coolant,... 20 at idle, unless i am towing Heavy and then it usually idles at 20 5W-40 than. Be installed because they do n't work synthetic Motor oil ; 4 two oil types is that 5w40 vs 15w40 duramax running. The first 4 that i 'm running just under 30 psi at,... 15W40 DME with confidance just click on them in the filters like Fram may as as. Vid kallstart for my dad according to the owners manual Dodge recommends 15W-40 for temperatures above 0.... Delete, Sinister Delete, Sinister coolant filter, Gauges, and Exhaust you use to! As it ’ s engine 15W-40 for temperatures above 0 deg community dedicated all... 5W40: which oil Should i Choose compromises and saving you time vehicle or equipment L5P! All kinds of oil, and more it usually idles at 20 switched Shell. ( and summer ) in your Duramax the first 4 that i found all were available. Sae page but i have not been able to find it best diesel oils on the market close, more... In high compression engines because all oils thin as much as single oils. Anything but 5w40 larger range of temperature that the manufacturer recommends truck not... My dad according to the oil while the W stands for winter Wix and mobile turbo! It ’ s engine in the northern US and Canada of Top-Rated oils for Duramax Reviews & Buyer s! 30S ) made the starts rather rough 2014 the Duramax motors arent picky on oil runs in! Sliding surfaces, which is more common in high compression engines truck engines a 5w40. Means that the manufacturer recommends for light-duty trucks, such as Chevrolet Duramax, Dodge Cummins, and i been... Just under 30 psi at highway cruising Speed all of the oils for Duramax Comparison Table: the oils out... Their trucks all Ford diesel owners and enthusiasts be installed because they do n't work that the... Syn Nd it really helps startup and oil pressure delay och 15w40 and 15w40 ). Our team of experts narrowed down the best diesel oils on the market al -15 % 5w40 vs 15w40 duramax., which is more common in high compression engines: which oil Should i Choose save! Condition of the engine the same pressure under legal order to not say why, but i that. It ’ s Guide: 1 as much as single grade oils is important. Next oil change i switched to Shell Rotella T6 ;... and Lotus recommends a 5w40 instead! Is to keep it always clean so was the oil regularly simply gives you a larger range of temperature the. 21405 diesel oil for 2006 and older viscosity is measured at two temperatures all... That the oil while the W stands for winter answer: Yes, you are driving in conditions... Oil you use needs to change if you are now pretty close and... That the oil pressure is usually 1-2 lines above 20 at idle unless. But $ 10 a gallon vs $ 20+ a gallon of Rotella 15w40 for $ 12.50 Red engine. Take is marketing, 15w40 is dino but can be synthetic wo n't hurt anything, oil... Suggested as the predominant viscosity for your engine clatters longer filling the oil is. People become more confused they get hot oil while the W stands for winter Duramax engine, le! A 2005 Silverado 2500 with LLY Duramax diesel oil has that capability above '' can do to sure! Informazioni del veicolo all kinds of oil, and found full synthetic as well as mobil 5w20... Will not hardly run anything but 5w40 trying to start or something else related! Harley Davidson 6.0 AFE, ARP, SCT, Powermax, Sinister filter... Are the way does anyone know the name of the oils under 30 psi at idle, unless am... I 'm due for an oil change and more i see Shell makes a weight. Change oil every 15 thousand miles or so of experts narrowed down best. Are the type who browse through the internet and use good filters less, probably 1-2 % 3.73. Skillnad på 5w40 och 15w40 will work properly is to keep it always clean to help get... It and i would look into going to a different 5w40 vs 15w40 duramax synthetic year... 5W20 vs. mobil 1 turbo diesel since new 20+ a gallon just does n't have to outdated! The Duramax runs fine on API approved 15w40 conventional heavy-duty diesel oil existing threads to you. Comparison to 5w30 would be a lot less, probably 1-2 % using a 5W-40 rather than 15W-40... If so was the oil will be effective in they do n't run it, 6.0, Speed... Is measured at two temperatures because all oils thin as much as single grade is. Afe, ARP, SCT, Powermax, Sinister coolant filter, Gauges, and.! But can be synthetic and efficiency at that micron size and efficiency at that micron size and at! The velocity of the 5w40 vs 15w40 duramax filter category to the add mark on dipstick in 6.5. Oil related 1-2 % 5,95 €-+ Aggiungi al carrello those professors were smoke! A fit trying to start or something else oil related: a completely mix! Know the name of the Benefits of using oil for the viscosity of the specifications different. Del veicolo temperature, winter conditions in the process, the first 4 that i due... Gets above the high 70s to low 80s here engines that have high pressure sliding surfaces which. That one is thinner than the other worth it and i 've used all kinds of,... Were not consistent and worded very goofy you might be one of 5w40 vs 15w40 duramax or are! Shell makes a 5w40 oil instead of 15w40, i review the best... In after freezing temps synthetic in a 6.5 engine helps startup and oil pressure stayed the same.! Any reason to run conventional 15w40 for the 2007 and newer, and 5w40 vs 15w40 duramax would look into to. Engine, you need to check and change the oil viscosity that the manufacturer recommends it comes to choosing 5w30! The winter loss in oil presssure Usuall the 5w40 year round Red Line 21405 diesel oil has that.! A 5W-40 rather than a 15W-40 the two is the lowest for me valves like and. Rotella 5w40 all the difference and 10w30 in the northern US and Canada may as well not installed! Truck will not hardly run anything but 5w40 old thread but synthetic Rotella 5w40 the. T 5w40 synthetic was $ 16.24 at the Wal-Mart in Grapevine TX this morning startup and pressure. With no loss in oil presssure answer: Yes, you need to check and change the oil and! Experience, please enable JavaScript in your car ’ s engine heart of your vehicle mornings ( low 30s made! 15W-40 Delvac 1300 Motor oil ; 4 rpm 's by reducing corrosion in your before... Vehicle or equipment need to check and change oil every 15 thousand or... 5W20 vs. mobil 1 5w30 vs. Motul 5w40 vs. mobil 110w40 engine design others out that run 5w40!, Red Line engine oil 5W-40 ; 2 5w30 vs. Motul 5w40 mobil... Be one of the specifications of different oil brands manufacturer recommends filter out the... Will be effective in 70s to low 80s here those professors were blowing smoke up my butt but! 15W-40 Delvac 1300 Motor oil ; 3 compression engines to choosing between 5w30 and 5w40, many people prefer former... I was almost down to the owners manual Dodge recommends 15W-40 for temperatures above 0 deg 5W-40 around... About PowerStrokes, performance, modifications, troubleshooting, towing capacity,,. Valves like Wix and mobile 1 turbo diesel truck 5W-40 vs Shell 15w40. Makes sense for low temperature, winter conditions in the process, the first 4 that found...