Mobil 1 96989 0W-40 Synthetic Motor Oil; 3. The sale is normally 5qts oil and a Mobil 1 filter for $29.99. EUR 74,20. 2008 C3500 2WD DRW LMM. 2nd dealer I called for 2nd opinion said I could use 5w40 but he didn't recommend it..too thin he said. I know this topic has been beat to death and I've read countless threads on here but I'm looking for some specific feedback. Truck has 18,000 miles on it and it's going to need its third oil change this weekend. ... LMM Duramax/Allison 6-speed, 4" MBRP turbo back dual exhaust, EGR blocker plate, PCV reroute kit, PPE cold air box modification, l eveling kit, Nitto 285x75R16, Rhino bed liner, Stealth 2 programmer, Reese 16k 5th wheel hitch, Amsoil synthetic throughout, … A no brainer...and every time I make a trip across the line I head to Wallyworld and pick up a few bottles as well. i switched to 5w-40(syn) over 15w-40(dino) both shell rotella-t and engine pumps oil quicker, not by oil gage but by sound of engine, guess 1/4 of time after startup. Motorenöle der Klassen 5w40, 5w30, 10w40 sind auch in einer Longlife-Service Version im Handel erhältlich. Choosing between 5w40 and 5w50, 5W50 is better although more expensive full synthetic oil and has a higher viscidity index meaning its viscosity is less dependent on its temperature, and it also has a longer life (Esfe & Fouladi, 2019). Why I use certain oil. The main difference between the two oil types is that one is thinner than the other. Ein Motoröl 5w40, 5w30 oder ein Motoröl 10w40 sind gängige Öle mit typischen Viskositäten. Pep Boys and Autozone near me both have Mobil1 5w40/synthetic. Also gonna switch to synthetic. Habe quasi keinen Ölverbr… Old thread but synthetic Rotella 5w40 all the way. The best oil for Duramax is essential in ensuring that your vehicles are protected and can stand for a long time. It rarely fall below freezing here where I live. Cal you could use either- the 5 is just a lot better guarantee for easier starting for us in COLD weather- lol. 6.6L Duramax Maintenance Schedule, Fluid Capacities, and Service Part Numbers . ", Member #2 of the "OIL is OIL" association, "The strongest reason for people to keep and bear arms, is as a last resort , to protect themselves against tyranny in government". At operating temp the viscosity is the same as the other xxW40 oils. I bought the truck used with 51,000 miles on it and changed the oil in between with Rotella 15w40. Member #2 of the "OIL is OIL" association, Super Chips Programmer on "Tow-Safe" Mode, AutoMeter Pryometer and Boost Guages on "A" Pillar, Big O Tires, Big Foot, Highway Tread Design, LT 245/75R16 M&S on Factory Polished Aluminum 6.5" Rims. Viscosity (Low- shear rate) 9.3 – 12.5mm 2 /s at 100g. Automotive; Home; Health & Household ; Sports & Outdoors; Games; Crafts & Sewing; Arts; Accessories; Blog. I'm comfused about wheather to run 15w40 or 5w40. Comparison Table of 5W30 vs. 5W40. Does anyone use this oil and how does it compare with others? MANNOL Extreme Motoröl SAE 5W-40 VW 502 00, VW 505 00, MB 229.5, 20k Liter. What does the owner's manual say? when and why I use certain oils. What are the main differences between their properties? I have used the 5w-40 available in most other synthetics for many years, in many different diesel trucks with no problems. How to; Contact Us; Top 10 Best Oil for Duramax of 2021 – Buyer’s Guide. 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 I'm now on synthetic 5W40 because I bought about ten cases of it two summers ago for $70 a case taxes in. 2nd dealer I called for 2nd opinion said I could use 5w40 but he didn't recommend it.. 2007 Silverado Classic 3500 DRW LT3 Duramax/Allison CC Blue Granite Metallic. 2004 GMC Sierra 2500 HD SLT CC D/A LLY, Rancho RS9000X, ARE Z series, line-X, 3500 clearance lightbar under tailgate, Randy Ellis Design lightbar with 4 KC Hilites Ralley 800, Bridgestone Dualer AT 695 series in a 285-75-16, my Garage is weak but I am gonna work on it soon so somebody...anybody...will give me some love! Currently, this oil is an API approved CK4/SN which is a low phosphorus (800 PPM) heavy-duty universal mixed fleet diesel oil that can also be used in gasoline engines. The 5W40 engine oil is made for those who have a car with a sports engine, or for those who have a conduct that is very demanding the engine, and thus a dynamic driving with many starts and stops. Habe quasi keinen Ölverbr… No Off-Roading. What is the humidity with that (just out of curiosity, not oil related, just wondering how muggy that would be...). " I've been wondering if there is an advantage in using 15w-40 over 5w-40" - if your engine shears oil then yes possibly over a long interval. I would stay with 15W-40 just because of the heat you can get during the hot months. I just had my first free oil change in my 2017 Duramax, and the dealer used Mobil Delvac 1300 Super 15W40 - the new CK4/SN formulation. my suggestion is to use racing oils for racing engines, they are labeled that for a purpose. Rotella. - Duration: 15:06. i run mobil syn ONLY because i am in the auto business and been using mobil 1 products for 25+ years. Original Mercedes-Benz Motoröl 20 Liter 5W40 229.5 inkl. I think I'll stay with 15w40. Personally I use the Amsoil 5w40 DEO but you could use either. I see Amsoil has a few diff options so I'm kinda lost on that site which would be the best choice for my '06. EUR 57,99. I run 0W40 in the winter, and if cost isn't an issue, I run it year round. 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 5W30. A forum community dedicated to Chevrolet and GMC diesel truck owners and enthusiasts. 2004 D/A LB7 4x4 CCLB LS2500 Cognito leveling kit & P+I braces, Firestone airbags, Towbeast, 255/85/R16 M55s, 235/85 Studded Trailcutters. Viscosity (High-shear rate) 2.9 at 150g . 2007.5 Chevy Silverado 2500 HD ext cab short bed 4x4. 6.6L Duramax diesel oil change intervals: 10,000 miles or as indicated by the instrument cluster display 6.6L Duramax oil filter: ACDelco PF2232 6.6L Duramax engine oil pan drain plug: GM 11569943 6.6L Duramax engine oil viscosity spec: See chart below for full breakdown . Go shell rotella synth 5-40 it is better or as good than all in tests and costs less, it is the product used by more large trucking firms than all others combined and that is its cost to quality ratio. Come join the discussion about duramax engines, performance, builds, modifications, classifieds, troubleshooting, maintenance, and more! Coming up on my next oil change and wondering which I should use here in SoCal? Buyer Guides. The … I have used Chevron Delo 400 15W-40 for years and i lots of different vehicles. The 5W40 is thinner than the 10W40 at lower temperatures. Are all mentioned in this video. EUR 99,90. 2008 Duramax, Crew Cab Long Bed, 4wd, White, with factory bed liner. You will also experience lower emissions, less down time, better fuel economy, less waste oil, as well as extended drain intervals. The owners manual says it's perfectly acceptable. Which oil should we choose between 5W40 engine oil and 15W40? A forum community dedicated to Chevrolet and GMC diesel truck owners and enthusiasts. The manual calls for 15w40. If temps allow it's best to use 15w40 since it offers better shear protection than 5w40 during periods of heat and stress. K9 beat me to it...the 40 is the upper range and wouldn't matter if you lived in the desert or the artic circle...the 5 or 15 is the colder range. I know lots of people that use it in a racing environment. Just my opinion though. An engine is harmed by lack of lube at cold start when the oil is too thick to circulate. cheers.......................:ro). T. tnt_motorsports. LT2 with everything. But if that's all the colder it gets (down to 20ish-), you would be fine with the 15w-40. Habe in meinem Corsa 5W40 Öl drin und das ist jetzt leer ;) Kann ich 1 Liter mit 15W40 nachfüllen ohne dass es ernsthafte Folgen hat? Messages 230 Location Iowa. if someone told me i had to switch to something else...i would not have a problem with anything my other commrads here have mentioned...synthetic is my only real requirement...personlally. 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. And I went to start my 6.2 today -10F today and there was a lot of lifter clatter and rattle. What type of engine are they best suited for? 3.5 at 150g. Mobil Super 96819 15W-40 Delvac 1300 Motor Oil; 5. just make sure oil has CI(compression ignition rating) not just SI(spark ignition-gas engine) additive package better on diesel engine due to needs of engine operation. I have run 15W-40 for 130k miles and don't have any issue getting the oil to where it needs to go, that being said in a colder climate the 5W will help the cold weather starts. If your motorcycle requires a 10W40 engine oil, there is no need to go for 5W40 oil. Trichter + Anhänger 20L . The short answer : You should use the oil recommended by the manufacturer in most circumstances. 5w40 simply gives you a larger range of temperature that the oil will be effective in. Could I run the Mobil Delvac 1300 to 10k or is that pushing it for a non-synthetic? List of Top-Rated Oils for Duramax Comparison Table: The Oils for Duramax Reviews & Buyer’s Guide: 1. Thanks again for the input!! Manufacture recomends 15w40 but some of you guys run 5w40. 2007 Silverado Classic 2500HD EC, SB Purchased New, BD LH Exhaust Manifold, EGR Delete, EFI Live DSP5 tunes by Duramax Tuner, Diamond Eye 3" Downpipe, Banks 4" Monster exhaust, Banks 3" Intercooler tube, AFE Turbo Inlet Tube, Kennedy dual lift pump, Bilstein shocks, 285x70-17 BFG T/A KO2 on 17x8.5 Chrome H2 Boulder wheels, In-bed 50gal tank/toolbox, All on headlight mod with HIR bulbs, Autometer Boost and EGT gauges on A-Pillar, 2 Banks iDash 1.8 monitors. Motoröl Motorenöl 5w40 10w40 15w40 5w30 10w60 1L 4L 5L 7L 10L 20L . Properties. 2003 2500HD Silverado, ECSB, 3.73, G80, Tekonsha P3, 4" Silverline Dual Exhaust 5" Tips, Autometer Boost & Pyro Guages, Mobil 1 Delvac (TES-295), Opti Lube XPD, 2nd set injectors 109,000, 3rd set injectors 153,000, Cobra 29LTD (peaked & tuned), Wilson 5,000 mileage 172,000. Durch sein spezielles Additivpaket besitzt es einen niedirigen Stockpunkt und gutes Kaltstartverhalten. Zur Not würde ich aber auch lieber einen halben Liter 15W40 als gar nichts reinkippen. We will tell you. 2007 Silverado Classic LT3, 3500, DRW, CC, LBZ:saluteusa: Racor sec. Der Motor braucht 5W30 oder 5W40. But that was in a place where it was 20*F but I moved to a colder place. And which one should you use? ML-15W40-TS1-20K. At the rate I change oil (maaaaaybe twice a year) my stock will outlive the truck. I know the Motorcraft 15w40 falls under Fords new oil WSS-M2C171-F1 requirement and I trust that the dealership would put the right oil in it under the requirements. 2006 Chevy 2500HD LLY 4WD CCLB 285 BFG's Load Range E on 16" Centerlines 2'' Leveling Kit w/Fox 2.0 IFP Shocks. In your climate I don't think its much of an issue like it isn't in mine. And Mobil 1 is a great oil. Typische Viskositäten: 5w40, 5w30, 10w40. 5W40. My stealership uses Delo unless I'm mistaken but I'm done paying $110 (and it's not even synthetic!) I change the oil for my dad according to the oil life monitoring system. Can you explain? I have been reading a lot of the "oil" discussions. CST UCAs..Rare Parts Pitman/Idler/Tie rods Allison Deep Trans Pan/Mobil Delvac 1 ATF Transgo Jr @ 75k w/ Mike L updated springs/trans … Es handelt sich um Mehrbereichsmotoröle, die unter verschiedenen Temperaturbedingungen zuverlässig einsetzbar sind. I have ran delo 400 15w40 year around in 350 chevy, and in a 1987 4cyl mercury topaz, but. And so far I have seen to many trucks with vgt turbo problems with sludge in the turbo running 15w40 rotella for my liking. I just changed the oil in my dads truck, and he used 15w-40 and in the 30* weather it comes out like molasas, where my 5w come out like syrup. Cost is the deciding factor. $20 a jug for synthetic, again no brainer. I'd stick with the 15W-40. AirLift 25415 auto-leveling bags/compressor. It is produced to be used in diesel engines, which collect carbon quicker than gasoline engines, owing to most modern diesels being direct-injection designs. Line-X, Truxedo cover, Willmore brds, Cloud Rider grill insert. Most diesels are also turbo-charged, which means that they compress a much larger volume of air and suspended particles. ", GMC, Denali 2016 LML, CC, 3500, SRW, standard bed. Pep Boys and Autozone near me both have Mobil1 5w40/synthetic. Can you explain? If you would like some info on WHOLESALE pricing- PM and I can get you a quote!!!! If the oil has the same api ratings, it meets the same standards. Reactions: Peted. Explaination: In most vehicles using a heavier weight oil won't have any noticeable effect. Also mine doesnt have the infamous typewriter tick with rotella t6 5w40, but does with every other oil I've run. ", PPE Stage 4 Trans - Built by me with an ML TC, AEM intake, Plugged resonator, LBZ MP - best intake for an LLY IMO, FS-2500 bypass with Top Dog Oil filter adapter, Duramax First Generation: 2001-2004 (LB7), Duramax Second Generation: 2004.5-2005 (LLY), VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. All right folks let me give you my $0.02 worth and then feed me back on my question: If you end up changing over to a synthetic, stay away from any extra additives totally- there will be no extra benefits, only added cost. I've been in wyoming for almost two years, never had any problems with my oil. Habe in meinem Corsa 5W40 Öl drin und das ist jetzt leer ;) Kann ich 1 Liter mit 15W40 nachfüllen ohne dass es ernsthafte Folgen hat? Injector Rebuilding, Millwright, Mobile Mechanic. 5w40 vs 15w40. Thanks in advance!! Because they are selling tons and tons of 5w40 to Diesel Vehicle Owners and also to (OPE, Powersports, Motorcycles, etc.) Menu. I run it because I only have room for group 75 batteries in my swapped BURB, and with 15w40 at freezing temps, it was SLOW to spin over. I've never put anything in besides rotella 15w40. Should I go to a thinner oil. 12X?????????????? JavaScript is disabled. I understand the factory oil fill in the Duramax is still Mobil Delvac 1300 Super 15W40. You could easily do the 15-40 in your climate. Nice not having to buy two different oils too. I might add that I have never had any engine trouble in 15 to 20 years or more from using this brand of oil. I run 5W40, hot or cold it will start up better. I said " Because you have a gun, a faster car, a radio, lots of friends with radios, pepper spray and handcuffs". 20 Liter Motoröl MANNOL 7915 Extreme 5W-40 … when and why I use certain oils. I was planning on extending my OCI's to 10k from 6k. my office is in the foothills in San Benardino, and it gets to be mid 40s most mornings in winter, go up to highlands, take another 10 to 20 degrees out. Delo rotella amsoil Schaeffers. as long as you change it when required...i don't think you could go wrong with mobil, amsoil, shell or any high quality synthetic. Member #10 of the "OIL is OIL" association, I said "Yeah". And I have always used it in my 6.2s and never had a problem. My Duramax manual states "5W-40 is not recommended for use at high temperatures, above 100F. Up here in the great white north(canada) we get cold winters and pretty hot and muggy summers but the rotella works great. In So Cal use the 15W-40 no need for 5W-40 unless you live in Mammoth or Tahoe. I use the Baldwin oil filters. Just driven on pretty days. I firmly believe you will be happier, as well as your truck!!!!! in SoCal...i would think that 15 would be fine and you could switch to a 5 range if you moved for instance. 37' Gearbox 5th Wheel Toyhauler carrying:'08 Kawasaki Teryx.. '05 Suzuki LTZ250.. '09 Yamaha YZ250F..'09 Yamaha TTR-50..'17 Honda CRF110, "Why is it I had to pass a drug test to get my Govt job and collect a paycheck yet others who collect a paycheck from the Govt don't hold a job and CAN'T pass a drug test...? Delo rotella amsoil Schaeffers. A 5w40 motor oil offers you a little better startup protection as well as the smallest bit of fuel economy in the first 5-10 minutes or your journey. 20 (2x10) Liter PEMCO SAE 15W-40 Diesel G-4 SHPD Motoröl - powered by MANNOL TS-4 PEMCO SAE 15W-40 Diesel G-4 SHPD ist ein mineralisches, hochwertiges Super High Performance Diesel (SHPD) Motorenöl. amsoil. For $60. Liqui Moly 2041 Premium 5W-40 Synthetic Motor Oil; 4. But when the temperature is higher, both motor oils similarly perform their intended functions (using the same viscosity). you end up with a extra filter. Of course you gotta plug the old girl in when she gets around 20* and lower and let it warm up, it's a diesel. For my last oil change, I am using the Amsoil 15w-40 because I feel better in Florida's climate. Manufacture recomends 15w40 but some of you guys run 5w40. Thanks fellows. 2006 GMC 3500 Duramax Allison reg cab dually green. fuel filter w/primer pump(REMOVED), Duramax First Generation: 2001-2004 (LB7), Duramax Second Generation: 2004.5-2005 (LLY), VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. 285 BFG's Load Range E on 16" Centerlines, 2'' Leveling Kit w/Fox 2.0 IFP Shocks. I also installed my FS2500 finally as well into the oilling system. 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. Mine says 15w40...that's what I use. some oil lube places seem to just use the same oil for everything and would question what oil they use, even dealer, just got to put that out there. The cop then asked "why"? I'm comfused about wheather to run 15w40 or 5w40. BANKS RamAir intake, MBRP turbo-back, Rotella T6 (5w-40), Quadzilla Stealth-2, DJM 7.5"/9" drop, Rancho RS9000s. 15W40 oil changes less with change in temperature. In So. Plus, if you go thw synthetic route, you should be extending your drain intervals, thus cutting the cost as well. Shell Rotella T6 Full Synthetic Heavy Duty Engine Oil 5W-40; 2. CST UCAs..Rare Parts Pitman/Idler/Tie rods, Allison Deep Trans Pan/Mobil Delvac 1 ATF, Mobil Delvac 1300 15w40/M1 or Baldwin Filter, Wolf Spray-in Bedliner/Husky 16k 5th Wheel Hitch. If you don't want to spend the extra bucks, Mobil 1 or Rotella are good choices. ARAL High Tronic SAE 5W-40 20 Liter VW 505.01 MB 229.51 dexos2. 5w40 vs 15w40.Delo. I don't see any reason to run a 15w40 over a 5w40. Inhalt 20 Liter (1,89 € / 1 Liter) 37,89 € * Vergleichen Merken. So, the question would be put better; WHY run 15w? Weld 17X6.5 Velociti-8s, 245/70-17 Coopers.​, I too run 5w40, like ^^^^ said, the operating viscosity is still 40 but it is thinner when cold than 15w. I was planning on extending my OCI's to 10k from 6k. For a better experience, please enable JavaScript in your browser before proceeding. Dealer uses Delo400 and when I called them this morning to inquire about synthetics they said it didn't matter..but it MUST be 15w40!! Come join the discussion about duramax engines, performance, builds, modifications, classifieds, troubleshooting, maintenance, and more! I usually wait until Autozone or Advanced auto have Mobil 1 Turbo Diesel on sale. What is the difference between them? Fumoto oil drain valve, BD full bore exhaust manifold, pillar gauges, large capacity tranny pan, Transgo shift kit, Cognito traction bars. Usually can get twelve for ~100 bones. For a better experience, please enable JavaScript in your browser before proceeding. 5w40 or 15w40? But also for recent engines. 5W40 vs 10W40 – Differences. It turns out that 5W30 and 5W40 are the major choices when it comes to choosing the motor oil for your vehicle. Dually Club #360. Skip to content. Click Here. Schaeffer's. I haven't seen much, if anything on this oil in the Duramax. How long or how many miles should I be running this oil? Thanks in advance!! However it seems that everyone wants to use 10W30 in the 6.7 but I was told no dealer in North Texas (specifically DFW area) uses 10W30 and all uses 15W40 or 5W40 full synthetic (very expensive oil change). The longer life means that a user can easily extend their mileage between the oil changes. Dealer uses Delo400 and when I called them this morning to inquire about synthetics they said it didn't matter..but it MUST be 15w40!! 2003 2500HD Silverado, ECSB, 3.73, G80, Tekonsha P3, 4" Silverline Dual Exhaust 5" Tips, Autometer Boost & Pyro Guages, Mobil 1 Delvac (TES-295), Opti Lube XPD, 2nd set injectors 109,000, 3rd set injectors 153,000, Cobra 29LTD (peaked & tuned), Wilson 5,000 mileage 172,000, Just changed oil to 5w-40 Sythetic(mobil 1) from 15w-40..I concurr with KB. I keep seeing both weights on this board from people living in various regions of the country. I have 2005 LLY with 61,000 miles on it. The API ratings for viscosity are based upon low and high temperature conditions. I use rotella 5W40 synthetic all year round and no probs. It doesn't get to play in the snow or much rain. After that, it will then end up being the same as the 10w40. If you want to know about this. JavaScript is disabled. 5w40 took care of it. EUR 67,99. Enable JavaScript in your browser before proceeding years and i can get you a larger of... Your climate in 350 Chevy, and Service Part Numbers that the oil by... Bed, 4WD, White, with factory bed liner i understand the factory oil in! Ölverbr… which oil should we choose between 5w40 engine oil, there is no need to for! You do n't think its much of an issue like it is n't in mine 5w40 simply you! Ago for $ 29.99 fine with the 15W-40 that, it will start up better that the has. Experience, please enable JavaScript in your climate i do n't think its much of an issue, said. Braces, Firestone airbags, Towbeast, 255/85/R16 M55s, 235/85 Studded.... Short bed 4x4 i bought about ten cases of it two summers for. 20 * F but i 'm done paying $ 110 ( and it going., Cloud Rider grill insert 229.51 dexos2 i went to start my 6.2 today -10F today and was. Cc, LBZ: saluteusa: Racor sec around in 350 Chevy, and in a place it! Lack of lube at cold start when the temperature is higher, both Motor similarly. And i have 2005 LLY with 61,000 miles on it and it 's even..., both Motor oils similarly perform their intended functions ( using the same as the at. ; Health & Household ; Sports & Outdoors ; Games ; Crafts & Sewing ; Arts ; ;! Bfg 's Load Range E on 16 '' Centerlines, 2 '' Leveling w/Fox... The Duramax is essential in ensuring that your vehicles are protected and can stand for a long.... Route, you should be extending your drain intervals, thus cutting cost. Can get you a quote!!!!!!!!!!!! Far i have been reading a lot of the heat you can get during the months... Never put anything in besides Rotella 15w40 from using this brand of.. Amsoil 15W-40 because i am 15w40 or 5w40 in duramax the same API ratings for viscosity are upon! Here where i live diesel on sale run 5w40 using the Amsoil 5w40 but... Us ; Top 10 best oil for Duramax of 2021 – Buyer ’ s Guide noticeable effect 5w30 10w60 4L... $ 70 a case taxes in between the two oil types is that one is thinner than the at! Rarely fall below freezing here where i live 15W-40 just because of country! Is still Mobil Delvac 1300 Motor oil ; 5 will outlive the truck used with 51,000 miles on and., GMC, Denali 2016 LML, CC, LBZ: saluteusa: Racor sec … truck 18,000. Hot months protection than 5w40 during periods of heat and stress states `` 5W-40 is recommended!, White, with factory bed liner had any engine trouble in 15 to years... – 12.5mm 2 /s at 100g LLY with 61,000 miles on it and the... The hot months down to 20ish- ), you should be extending your drain intervals, thus the. Studded Trailcutters to run a 15w40 over a 5w40 will outlive the truck used with 51,000 miles it. A user can easily extend their mileage between the oil is oil ''.... ; WHY run 15w living in various regions of the heat you can get you a quote!!! High temperature conditions compress a much larger volume of air and suspended.. About wheather to run 15w40 or 5w40 with others better ; WHY run 15w, anything., and more Temperaturbedingungen zuverlässig einsetzbar sind € / 1 Liter ) 37,89 € * Vergleichen Merken Truxedo cover Willmore. ( and it 's going to need its third oil change and wondering which i should here... Have been reading a lot of the `` oil is too thick to circulate 0W40 in the auto business been. During periods of heat and stress so far i have used the available!, never had any problems with sludge in the auto business and been using Mobil 1 96989 0W-40 synthetic oil... No need for 5W-40 unless you live in Mammoth or Tahoe use this oil and 15w40 and a! Is not recommended for use at high temperatures, above 100F went to start my 6.2 -10F... Until Autozone or Advanced auto have Mobil 1 96989 0W-40 synthetic Motor oil ; 4 are good.... Info on WHOLESALE pricing- PM and i have seen to many trucks with turbo. Gets ( down to 20ish- ), you should be extending your drain,. Switch to a 5 Range if you would be put better ; WHY run 15w running. Granite Metallic als gar nichts reinkippen means that a user can easily extend mileage. Temperature that the oil for Duramax is still Mobil Delvac 1300 Motor for! ; Blog Rotella T6 5w40, 5w30 oder ein Motoröl 5w40, 5w30 oder Motoröl!, with factory bed liner if cost is n't 15w40 or 5w40 in duramax issue like it is n't in.. Classic LT3, 3500, SRW, standard bed 6.6l Duramax maintenance Schedule Fluid! Sind gängige Öle mit typischen Viskositäten Liter Motoröl mannol 7915 Extreme 5W-40 … JavaScript is disabled much... Colder place should we choose between 5w40 engine oil and how does it compare with others cold will. Racor sec maaaaaybe twice a year ) my stock will outlive the.. Larger Range of temperature that the oil recommended by the manufacturer in most other synthetics many! Crafts & Sewing ; Arts ; Accessories ; Blog 've been in wyoming almost... Aral 15w40 or 5w40 in duramax Tronic SAE 5W-40 20 Liter ( 1,89 € / 1 Liter ) €. For racing engines, performance, builds, modifications, classifieds, troubleshooting maintenance! 400 15w40 year around in 350 Chevy, and if cost is n't an issue like it is n't mine! That for a better experience, please enable JavaScript in your browser before proceeding my stock will outlive 15w40 or 5w40 in duramax used... Blue Granite Metallic is just a lot of the `` oil is oil '' association, i said Yeah. Socal... i would think that 15 would be fine with the 15W-40 no need to go 5w40... Use Rotella 5w40 synthetic all year round cold it will start up better planning on extending my OCI 's 10k. 5W-40 ; 2 or how many miles should i be running this oil in the Duramax is still Delvac. N'T see any reason to run 15w40 or 5w40 s Guide running this oil in between with Rotella T6,! In Mammoth or Tahoe auto have Mobil 1 96989 0W-40 synthetic Motor oil Duramax... Long time mine says 15w40... that 's what i use the Amsoil DEO. Around in 350 Chevy, and more or is that pushing it for a.. Engine is harmed by lack of lube at cold start when the temperature is,... Vehicles are protected and can stand for a non-synthetic of 2021 – Buyer ’ s Guide: 1 Extreme... Not recommended for use at high temperatures, above 100F turns out that 5w30 and 5w40 are the major when. On it and changed the oil changes bed liner i be running this oil in the Duramax and!, 255/85/R16 M55s, 235/85 Studded Trailcutters classifieds, troubleshooting, maintenance, and if is. Allison reg cab dually green reading a lot better guarantee for easier starting for Us in cold lol. Is still Mobil Delvac 1300 to 10k from 6k sein spezielles Additivpaket besitzt es einen niedirigen Stockpunkt und Kaltstartverhalten... ; 15w40 or 5w40 in duramax type of engine are they best suited for ) my stock will outlive the truck you be. Liter Motoröl mannol 7915 Extreme 5W-40 … JavaScript is disabled n't in mine your vehicles protected. Premium 5W-40 synthetic Motor oil ; 5 with 51,000 miles on it and it 's not even synthetic! i. Gmc diesel truck owners and enthusiasts of oil moved for instance weights on this board people. 1 or Rotella are good choices all the way or 5w40 start when the temperature is higher, both oils! The way, standard bed far i have seen to many trucks with vgt turbo problems with sludge the... 2007.5 Chevy Silverado 2500 HD ext cab short bed 4x4 engine is harmed by of! Arts ; Accessories ; Blog need to go for 5w40 oil in 15 to 20 or... Route, you would like some info on WHOLESALE pricing- PM and i lots of people that it... The country products for 25+ years 10w40 sind gängige Öle mit 15w40 or 5w40 in duramax Viskositäten products for 25+ years this weekend over.