2022 wrx

If he maintains the car per Subaru (un-modified) why would there be a concern about warranty claims? I sure hope a car like this can handle some snow donuts and a few stop light races. I'd have no issue buying one for any of my 3 teenage boys or a GTI, Civic Si...cars in this class.
Maintaining the car as per Subaru means 0-20 oil. If you have engine related issues with not even a single mod, you'll be required to provide maintenance records. A receipt with anything other than 0-20 and you're stuck with a bill.

As far as "snow donuts" is concerned, it's the quickest way to kill a Subaru. Oil will flood to that side head and you're done. You track, talk to a few Subaru owners. You'll need a kb pan and pickup at minimum for tracking on anything but 400tw tires. Don't even talk about prolonged turns.
 
I'll be honest, I am intrigued by the CVT in these...would just like to drive it and see how it feels vs. others that have the hamster wheel/rubber band feel and sound. 100% would get the manual in this car.
As a man that owns a dct equipped car, I can see you getting out of the car and walking back to the dealer picking yours up.
 
Maintaining the car as per Subaru means 0-20 oil. If you have engine related issues with not even a single mod, you'll be required to provide maintenance records. A receipt with anything other than 0-20 and you're stuck with a bill.

As far as "snow donuts" is concerned, it's the quickest way to kill a Subaru. Oil will flood to that side head and you're done. You track, talk to a few Subaru owners. You'll need a kb pan and pickup at minimum for tracking on anything but 400tw tires. Don't even talk about prolonged turns.
Ah, flat/opposing 4 doesn't like that huh? My Subi experience was an '89 GL 4x4 wagon. On the oil - someone should post the owner's manual w/r to the oil type recommended/required.
 
Found it. 2022 WRX owner's manual.
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Ah, flat/opposing 4 doesn't like that huh? My Subi experience was an '89 GL 4x4 wagon. On the oil - someone should post the owner's manual w/r to the oil type recommended/required.
They post a snip of the oil required. A few posts back. States 0-20. IMHO, bad choice. I honestly think they have some qc issues there. I no longer trust the new engines. I don't even think a 0w-jesus juice can help.
 
Not sure why you came here asking anything when you already made up your mind, except to tell us how your kid is going to college. Congratulations, you did something that millions of parents did and are doing.

What question did I ask here in this thread regarding the 2022 WRX, please point it out to me.
 
A prerequisite in offering advice is to understand other's concern first, what you do is you offer YOUR opinion and very little else. People are not here so you can feed your ego, you really are not that special here on this forum.
What is the main concern when it comes to choosing an oil to use? If people want added engine protection from wear (probably about everyone's "concern"), go up a grade ... tribology says so (higher HTHS and higher MOFT means more wear protection headroom). For the OP, the manual even says a 5W-30 can be used, and that statement to change it back to 0W-20 is a CAFE driven statement that Subaru needs to say to be good CAFE players.
 
Case and point, I'm waiting on a 2021 outback xt with a blown engine. Denied warranty work due to using 0-40. This is the second engine in that car under 40k miles. First engine was dealer serviced using 0-20, covered under warranty.
We all know it wasn't the 0W-40 that caused the engine failure ... but it's always an "ace in the hole" that stealerships play in the warranty game. There isn't an engineer or tribologist on Earth that could prove the 0W-40 caused the engine to fail.
 
Maintaining the car as per Subaru means 0-20 oil. If you have engine related issues with not even a single mod, you'll be required to provide maintenance records. A receipt with anything other than 0-20 and you're stuck with a bill.

As far as "snow donuts" is concerned, it's the quickest way to kill a Subaru. Oil will flood to that side head and you're done. You track, talk to a few Subaru owners. You'll need a kb pan and pickup at minimum for tracking on anything but 400tw tires. Don't even talk about prolonged turns.
So, if the dealer will deny warranty coverage for any engine related issues based on oil use, with “not even a single mod”, wouldn’t they also deny coverage if you fit an aftermarket oil pan? It’s a very obvious mod.
 
So, if the dealer will deny warranty coverage for any engine related issues based on oil use, with “not even a single mod”, wouldn’t they also deny coverage if you fit an aftermarket oil pan? It’s a very obvious mod.
They probably will.
But to have oil starvation issues on 4cyl boxer engine that easily is really something!
 
The part missing is just like in the modded VW world, all of this comes down to the dealer at hand. Some dealers will be more willing to look at issues for what they are regardless of modifications and some will see an aftermarket cone-filter intake and yell VOID VOID VOID. This is being discussed in quite absolute terms and that is not how this works for the most part w/r to warranty. Now on the oil bit and a blown engine, the dealer will have less to say about it b/c well, it's a really $$$ warranty claim and their corporate/regional folks may be invovled and want to see those receipts and see the M1 0W40. The manual seems quite clear without giving a whole lot of wiggle room - sure it says "5W30" but only for top-up oil and you would have receipts showing your change wiht it so clearly not using as top-up but as the standard fill. Get your lawyers but you'll lose that one every time. The only other un-savory way around it is to buy the 0W20 and get a receipt for it each time then return it and use what you want. That's clearly unethical however.
 
+1

I'd be using a Euro spec oil in that car. Mobil 1 0w40, Castrol 0w40, Valvoline Euro 5w40, etc. Anything with the Porsche A40 spec. That's what all the guys run who beat the snot out of these cars, and the used oil analysis on this site prove it to be a good choice. 0w20 is spec'd so Subaru can meet CAFE requirements to squeak out every bit of fuel economy.
I know sub guys like rotella T-6 5/40 and great results. You're absolutely right 020 is all Cafe
 
What is the obsession with Rotella diesel oil vs. a Euro xW40 for gas cars?
I'm not sure. At one point, zddp was higher than 0/40 euro around 1200 ppm zddp, also hths is something like 4.2 and vis @100c is 14.2. subbie guys like to mod the heck out of them. 600+ hp. High boost psi
 
I'm not sure. At one point, zddp was higher than 0/40 euro around 1200 ppm zddp, also hths is something like 4.2 and vis @100c is 14.2. subbie guys like to mod the heck out of them. 600+ hp. High boost psi
Same with the VW MQB 4-bangers, crazy power just running the standard Liquimoly 5W40s.
 
I'm not sure. At one point, zddp was higher than 0/40 euro around 1200 ppm zddp, also hths is something like 4.2 and vis @100c is 14.2. subbie guys like to mod the heck out of them. 600+ hp. High boost psi
It is from old days of VW EA113 engines that had fuel dilution issues. Rotella was thick, so there were less issues around shearing. Also, it was readily available. So, it kind of became popular in tuning world. BMW N54 crowd started to use and they were pushing sometimes 900-950hp. It just trickled down to everyone else.
Those are old numbers. Rotella got thinner, and for ZDDP, all full SAPS euro oils are in that range.
 
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