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BMW 3-Series (E90 E92) Forum
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Introducing VK Motorwerks Catless Downpipes
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02-11-2009, 11:09 AM | #155 |
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Seems like most of you guys want catted downpipes. So I have been working on them. Should have something for you very soon. As always they will be priced very well. So how many of you want that thermal coating on them as well? Im trying to keep the price around $600-650 catted with the thermal coating. Any thoughts?
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02-11-2009, 11:35 AM | #156 | |
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did you abandon ship on the flex joint? |
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02-11-2009, 12:54 PM | #157 |
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The stock downpipes dont have a flex section.The ribbed area that you think is a flex section is actually there as a coupler. Furthermore, our engineers dont feel that it is necessary to have a flex section with this application.
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02-11-2009, 01:27 PM | #158 |
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Totally true.
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02-11-2009, 02:09 PM | #159 | |
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02-11-2009, 02:31 PM | #160 | |
Read the manual please, just do it before asking!
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Good quality catted DP's for 600 would make my day! IMO thermal coating is not something that i value. Any ETA on catted DP's? BR /Tobias |
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02-11-2009, 02:34 PM | #161 |
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02-12-2009, 12:22 PM | #164 |
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02-13-2009, 09:39 AM | #165 | |
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The outer (external) pipe that we all see has the accordion section. But the inner pipe does not! So I don't think the accordion is so much about flexion as it is perhaps about containing thermal expansion of the metal. Once heated up, the exhaust system can grow in length, so perhaps this accordion section is to minimize the effects of heat expansion? Doesn't make sense to me that it is for flexion given there is a solid inner pipe. How would the inner pipe flex? |
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02-21-2009, 07:40 AM | #166 |
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Just enjoyed a good read this morning going through this topic.
Vince, I'm interested in this DP but need to hear how the fitment is before buying (at an attractive price). I didnt see any info about fitment of your DPs in our forum yet. Can you or someone else help me on this?
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02-21-2009, 08:13 AM | #167 |
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Vince! I seriously had no clue you guys had dps...any love for a localite!?...interested in the catless...would be more than willing to take a photoshoot of them too ...I could bring my gear to the shop!
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05-03-2009, 10:10 PM | #170 |
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I am definitely interested in the Catted DP's. Any group buys expected?
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05-08-2009, 03:34 PM | #171 |
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looked like most of the action was in the end of January, what has happened in the past few months? Has anyone bought the DP's? Group Buy??? Maybe another thread was started!? Maybe I should do a search, shit I only need to open another tab/window to go along with my 7 other open tabs about DP's on e90post!! Sooooo much info that is Sooooo scattered!! You need to invest Soooo much time just to make sure you are on top of what is going on!!!! Calgon Take Me Away!!
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05-08-2009, 03:50 PM | #172 |
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there's a gb going on right now look for it in the turbo section
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