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Thread: diffuser install ...pretty obvious i know, but helpful tips inside!

  1. #1
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    diffuser install ...pretty obvious i know, but helpful tips inside!

    thought i would make a thread for this so it didnt get lost in the other one...

    the install is super easy, intentionally, but here are a few tips to make sure you get it prepped and lined up proper.

    first get some rubbing alcohol...
    this will not only remove dirt, but also wax so the VHB grabs on good.



    wipe down the whole area well



    peel backing off tape (durrr)



    now heres where to pay attention for the helpful hint of lining this thig up...
    there is roughly an 1/8th inch border on each side that follows the exhause ports, but the bottom lines up completely flush. to make sure you get it ceterered properly put you hands like this (bellow) and use your thumbs to feel the exhaust cut outs and your fingertips to line up the bottom flush.



    line up bottom with it "hinged" down so no tape make contact



    keeping your fingers registering the bottom swing it up and let the tape tack itself



    press down firmly but not excessively between the fins...
    DO NOT press on the fins. they're on there, but no need to stress them.





    good jarb frend!!!

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    Awesome write up! Cant wait to get mine in!

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    Haha, well, it looks like I'll be trimming mine on the edges!

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    Thanks for the picture tutorial!

    I sure hope this looks good with the Dinan exhaust. Just got mine fully polished and installed. It would be a shame if they didn't go well together, but the Dinan mufflers are so much bigger, making it look like they hang very low, plus the tips point and extend down even further compared to the fins.

    If anyone Dinan owner gets their's today, please post pics, or I will do so when I get mine in the mail tomorrow.
    Last edited by AutoM3otives; 07-17-2012 at 04:05 PM.
    M3 E30 | 190E-16V | M Coupe E36/8 | S2000

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    the lowness of the fins is more a relation to the lowness of the sides of the bumper rather than the exhaust. if you notice, the middle of the ///M bumper is higher than its sides. that said, it should look great with any exhaust that looks great on the bumper itself.
    never done - conscious concepts, expertly executed - donewhenimdead.com

  6. #6
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    Z3speed4me is offline Coupe Cartel Forever! BMW CCA Member
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    Hope my dual 3" tips fit in the stock opening.... if not I am definitely shaving the outside and not the inside.

    Thanks for the run through, even though it looks like it is pretty straight forward.

    ~Ken~ '99 M coupe THE "original" TT Stage 3 - HTA3586R; 701 whp 672 wtq @ 26.5 psi ; NeverSell - CoupeCartel

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    Cool mang, thanks! Out of curiosity, did you send these out with the tape on it or do I need to go get some?

    - bill -

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    Quote Originally Posted by AutoM3otives View Post
    Thanks for the picture tutorial!

    I sure hope this looks good with the Dinan exhaust. Just got mine fully polished and installed. It would be a shame if they didn't go well together, but the Dinan mufflers are so much bigger, making it look like they hang very low, plus the tips point and extend down even further compared to the fins.

    If anyone Dinan owner gets their's today, please post pics, or I will do so when I get mine in the mail tomorrow.
    Hope to have mine in a few min. Will post, post install pics.
    -Andy


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    Awesome man, simple and effective DIY.

    You going to be producing any more/new parts? I have a few ideas I will be going forward with at some point in the future, if you wanted to talk about potential new parts get in touch, I would be more than happy to share any ideas with you and later on even prototypes should you decide to take my part to production. A nice E36 LTW style lower splitter?

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    I want one bad.. How do you go about purchasing one???
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    drive it like you stole it

  12. #12
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    Quote Originally Posted by madturk View Post
    I want one bad.. How do you go about purchasing one???
    phone number ???
    paypal???
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    Any long term testing for heat effects on the plastic, or is it a material that is not temperature sensitive?
    2018 X4 M40i

  14. #14
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    Thanks,
    $175 is little pricier than I thought but it does look great..
    drive it like you stole it

  15. #15
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    Quote Originally Posted by Telecomtodd View Post
    Any long term testing for heat effects on the plastic, or is it a material that is not temperature sensitive?
    the exhaust doesn't get it hot enough to hit a point of deformation... the material easily handles the heat its exposed to.


    Quote Originally Posted by madturk View Post
    Thanks,
    $175 is little pricier than I thought but it does look great..
    thanks, they will be there should you change your mind!
    never done - conscious concepts, expertly executed - donewhenimdead.com

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  17. #17
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    Does anyone have a picture of this diffuser on an imola red coupe? I remember a whole thread on this but unable to find it. Please help!

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    ditto.. m coupe in red pics?

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    The ones I've seen__a few now__stay stuck to the car well enough, but the individual blades seems to either be already missing one, or are too easily knocked off. My recommendation would be to add a couple mechanical fasteners (small gauge screws) to each blade before installing. Only recourse after installation is to glue it on again, and I'd bet on limited success.

  20. #20
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    Anyone take on off their coupe? What can I expect underneath? Looking to swap it to my new coupe.
    On the go...

  21. #21
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    I'd imagine it would be about the same procedure to remove the M badge or similar. Slide some dental floss between the diffuser and bumper. Apply some light heat (probably from the rear of the bumper - not to the diffuser) as needed to soften the glue. Goo gone to remove residue from the bumper and diffuser once removed. Fresh double sided tape applied to stick it on your new bumper.

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