3 Must-Have Bushing Upgrades for Your BMW E90! (Differential, Subframe, and Strut Mounts)

Автокөліктер мен көлік құралдары

Today, we're going to be upgrading some of the often overlooked bushings in the rear end of your BMW! These Powerflex bushings will replace the factory rubber ones with a polyurethane substitute which will out-perform and out-last a factory replacement. Huge shoutout to Powerflex for supplying the bushings for today's video, and being a continued supporter of this channel. Show them some love and click the link below to check out all the BMW upgrades they have for your car!
Rear Subframe Rear Bushings - PFR5-422
www.powerflexusa.com/shop/pro...
Rear Subframe Front Bushings - PFR5-420
www.powerflexusa.com/shop/pro...
Differential Rear Bushing - PFR5-426
www.powerflexusa.com/shop/pro...
Differential Front Bushings - PFR5-425
www.powerflexusa.com/shop/pro...
Rear Upper Strut Mount Bushings - PFR5-416
www.powerflexusa.com/shop/pro...
Note: This video description contains affiliate links. If you click on one of them and make a purchase, I may receive a commission. This occurs at no extra cost to you, but helps keep the channel going!
Bushing Removal Sleeve Tool: amzn.to/3MiNlED (affiliate)
Thanks for watching! Don't forget to check out The Bimmer Barn store to grab some merchandise, and get exclusive access to EXTRA content through our Patreon! :)
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0:00 Introduction
1:18 Removing Old Subframe Bushings
3:12 Installing New Subframe Bushings
4:28 Differential Bushing Overview
5:06 Removing Differential Bushings
6:17 Installing New Differential Bushings
7:25 Upper Strut Mount Upgrade
9:07 Thanks for watching!

Пікірлер: 53

  • @Nico_335i_DCT
    @Nico_335i_DCT2 жыл бұрын

    Very nice upgrade Chris. The build is coming along! Dutch regards Nico.

  • @qx4n9e1xp
    @qx4n9e1xp2 жыл бұрын

    Thanks for the video!

  • @benspeeder
    @benspeeder2 жыл бұрын

    Nice vid - you showed which direction to remove the rear diff bushig

  • @JP2_
    @JP2_11 ай бұрын

    Awesome video! Really helped, where would you get all the torque settings from?

  • @herold30
    @herold302 жыл бұрын

    Great video....Brilliant...I also installed Powerflex bushings on my BMW e60 550i...It's amazing what stability that brings...It makes me feel a lot safer in traffic...

  • @Zwilkins8
    @Zwilkins82 жыл бұрын

    My e91 subframe is getting crispy from being a northeast car, after seeing these a swap isn’t bad at all

  • @user-hz5yz1mq9s
    @user-hz5yz1mq9s9 ай бұрын

    Very interesting upgrade wish we have those in South Africa 🇿🇦.. I love the content

  • @TheBimmerBarn

    @TheBimmerBarn

    9 ай бұрын

    Thanks so much for watching and leaving a nice comment! 🙏

  • @stephenpato5524

    @stephenpato5524

    7 ай бұрын

    Ashley Hurley from Koni SA supplies these in ZA🤙🏽

  • @stephenpato5524
    @stephenpato55247 ай бұрын

    Great video! Out of curiosity, do you know if e46 M3 motor mounts a direct swap and upgrade for non-M E9x?

  • @bigdfitness5020
    @bigdfitness5020 Жыл бұрын

    I've seen the torch and sledge hammer method on a few of these videos for the E90 chassis... I was wondering if using my torch and an air hammer would be easier?

  • @davidhumble6892
    @davidhumble6892Ай бұрын

    I have seen these kinds of bushings before, very expensive but I am assuming they are much easier to install given they are 3-piece rather than 1-piece like most OEM?

  • @quadlawnmowerman
    @quadlawnmowerman27 күн бұрын

    Pro tip: You are meant to lube the internal of the bushing not the pin. Lubing the pin just leaves all the lube on the outside as you slide it in.....

  • @traviskelley5067
    @traviskelley5067 Жыл бұрын

    Awesome video, just one question. Any reason you can't use the torch and hammer method for the diff bushings as well? Why did you decided to use the tool only for those?

  • @TheBimmerBarn

    @TheBimmerBarn

    Жыл бұрын

    Yeah you could use the torch method for those too, but it can be an awkward angle to pound then out. Plus, it's easier on your arms to use the tool, which is why I try to use it wherever I can. Hope that helps and thanks for watching!

  • @steveb540i
    @steveb540i2 жыл бұрын

    Those bushings look like such a superior design vs the oem. And replacement must be way easier as well should you ever need. Any squeaks or strange noises from these?

  • @TheBimmerBarn

    @TheBimmerBarn

    2 жыл бұрын

    No squeaks or noises. You can expect some increase in the NVH (noise, vibration, harshness) but I've use these subframe bushings on multiple builds now and to me, the difference is nominal. Poly-urethane bushings are always a go-to for me! Thanks for watching Steve!

  • @1998austin311
    @1998austin311 Жыл бұрын

    So if we have coilovers we probably don’t need the shock bushing

  • @801beamah
    @801beamah29 күн бұрын

    What mm did you order for the upper shock mounts?

  • @joshuaquilliam2887
    @joshuaquilliam28874 ай бұрын

    I just finished installing hybrid turbos and inlets and its not even enjoyable now 😂. The rear end flex with just 15lbs boost is abnoxious. Looks like its time to drop the rear subframe 😂. Should be easier than the awd front end oil pan gasket.

  • @whyzee125
    @whyzee125 Жыл бұрын

    I upgraded to solid aluminum rear subframe bushings in my e90 and absolutely cannot stand it. Can you confirm that these aren't obnoxious in the noise department? My car is louder inside that a lifted truck with mud tires now and the only thing I changed was the subframe bushings. I will go back to stock if needed but these might be a good compromise. I really don't want a lot of noise.

  • @TheBimmerBarn

    @TheBimmerBarn

    Жыл бұрын

    Maybe a small increase in inside cabin noise with these, but I'm running powerflex all around on this build and it's still very quiet inside the car. Solid bushings are loud for sure. Good luck and thanks for watching! 😊

  • @clubsportf56s48
    @clubsportf56s48 Жыл бұрын

    I have a F22 with high power (600hp). I've noticed that my car pulls to the left on heavy acceleration. It has a LSD but all with the OEM rear subframe bushes which are also a weak point. I can imagine that these poly bushes are more suiteable for my power level and acceleration issue?

  • @TheBimmerBarn

    @TheBimmerBarn

    Жыл бұрын

    Definitely! Under load, you're bushings are going to absorb that energy and flex, and then your wheel alignment will change when the car is accelerating! Poly is the way to go for a car putting down that much HP!

  • @e92fer38
    @e92fer382 жыл бұрын

    great video! do you by chance know if I can put an e90 subframe into an e92?

  • @TheBimmerBarn

    @TheBimmerBarn

    2 жыл бұрын

    Yeah! Same part between E90/E91/E92/E93

  • @e92fer38

    @e92fer38

    2 жыл бұрын

    @@TheBimmerBarn sweet thanks man!!

  • @temelko666

    @temelko666

    2 жыл бұрын

    Also 1 series subframes will work. E81/E82/E87/E88

  • @captaindb3418
    @captaindb34182 жыл бұрын

    Just curious but why not just replace the whole shock instead of just the upper mount bushing?

  • @TheBimmerBarn

    @TheBimmerBarn

    2 жыл бұрын

    These shocks were recently replaced, so I didn't want to buy new ones for no reason, unless we upgrade in the future 😎

  • @ThisLaoGuy
    @ThisLaoGuy2 жыл бұрын

    I did this type of upgrade on my acura and I get more noise and vibration.

  • @TheBimmerBarn

    @TheBimmerBarn

    2 жыл бұрын

    Dang! I don't notice much difference on my builds when upgrading to poly, but maybe the BMW's have a little more sound-proofing design built into the chassis. At the end of the day though, it is a performance upgrade, so if you're looking for factory comfort, factory bushings are the way to go. Just a bit harder to install in my experience. Thanks for watching!

  • @BimmerM5e39
    @BimmerM5e392 жыл бұрын

    Which bushing tool did you buy?

  • @TheBimmerBarn

    @TheBimmerBarn

    2 жыл бұрын

    I just updated the description with a link to the tool on Amazon I bought! Used it for so many bushings already. Holds up well!

  • @thefaster69
    @thefaster69 Жыл бұрын

    I hv experience used this material for a long time it disintegrated into fine fragments by itself... better use original rubber

  • @Johnathann54
    @Johnathann549 ай бұрын

    Howd you get the rear sub back in was it easy to evenly lift with a jack? Can i do it by myself?

  • @TheBimmerBarn

    @TheBimmerBarn

    8 ай бұрын

    Yeah I balanced the subframe from the differential, and slowly but surely it goes up and bolts into place! It can be done with one person. Good luck and thanks for watching!

  • @Johnathann54

    @Johnathann54

    8 ай бұрын

    @@TheBimmerBarn sweet thank you bro!

  • @392drew
    @392drew2 жыл бұрын

    Sir why are u doing bushings and mounts before coil overs 😭

  • @denniskongvongsai3921
    @denniskongvongsai39212 жыл бұрын

    Link to amazon tool seems dead

  • @TheBimmerBarn

    @TheBimmerBarn

    2 жыл бұрын

    Thanks, fixed!

  • @ricardobrito1963
    @ricardobrito19632 жыл бұрын

    the larger diff bushing is the wrong way round, the washer plate and extended lip on the bush should be on outside rear of the subframe so under hard braking it stops movement forwards, when taking off the line the front diff bushings have the washers upfront to stop the diff from sliding back so the rear diff bushing plate stops it sliding forward, great video tho, have my m3 subframe with all powerflex bushings, great upgrade.

  • @TheBimmerBarn

    @TheBimmerBarn

    2 жыл бұрын

    Not sure about the installation guidance, as the pdf from Powerflex says to install the bushing exactly as shown in the video. If you put it backwards, it no longer sandwiches the diff and leaves a metal to metal contact with the subframe. You may have had a newer/older bushing that was designed differently, so at the end of the day, just refer to the instructions supplied in the box I guess! Thanks for watching and leaving a comment Ricardo. Powerflex is the way to go 🤝

  • @bmwchannel7209
    @bmwchannel72092 жыл бұрын

    I went with m3 bushings on my e93 and glad I didn't do polyflex. I can't imagine the hard ride with polyflex. Terrifying to think.

  • @TheBimmerBarn

    @TheBimmerBarn

    2 жыл бұрын

    Those are a great option too! I'm running full Powerflex on the rear end of my M5 wagon, and the change in NVH is very nominal. Also did full poly on the E46 build and that car was quiet and smooth as can be. So far, so good in my experience! We'll see how this car comes out 😃

  • @themaincrunch8773

    @themaincrunch8773

    2 жыл бұрын

    @@TheBimmerBarn so would poly bushings for control arm for my e46 be a good idea?? Was planning on buying those.

  • @TheBimmerBarn

    @TheBimmerBarn

    2 жыл бұрын

    @@themaincrunch8773 I think that's the best upgrade to do poly. You will feel a huge difference I guarantee. And no noise increase because there is no "weight" on thst bushing. Good luck!

  • @Melvin7876

    @Melvin7876

    Жыл бұрын

    I did solid subframe bushings and Whiteline diff bushings for my e93. Rear end feels so much tighter and I really love how much better it handles 👍🏻

  • @em2attic

    @em2attic

    10 ай бұрын

    ​@Melvin7876 hell yea solid bushings all the way. I went a little overboard and did solid everything 😂 diff, subframe, trans, motor mounts, carrier bearing, driveshaft flex plate everything solid lol. Granted i do track my car but it lives most its life on the street and the chassis is so well built that its not even as harsh of a ride as people swear it is especially when you have quality coilovers that are valved correctly with good spring rates it drives like its on rails.

  • @leenevin8451
    @leenevin845110 ай бұрын

    Those rear shock mounts always fail

  • @chimborazo328
    @chimborazo3288 ай бұрын

    Lol in rust country you just replace the whole sub frame!!!

  • @hishamshahrour5085
    @hishamshahrour50852 жыл бұрын

    Total 577.95 doesn't worth it

  • @TheBimmerBarn

    @TheBimmerBarn

    2 жыл бұрын

    It's not a cheap upgrade, but the replacement OEM bushings (not including strut mounts) would be $480, so a couple dollars more and you're getting poly bushings. Food for thought! Thanks for watching :)

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