10-07-2013, 06:49 AM | #1 |
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Questions to LCI & CP owners
Those that have CP (mine is DCT), do you hear what sounds like an exhaust rattle when lifting off the throttle abruptly from say 5K revs in 3rd/4th gear (engine breaking only)? I've got my 1200 mile break-in service scheduled, so just curious as to what I should ask to be looked at.
Those that have LCI cars, did they come equipped with the 'M' footrest? Mine has the standard F10 black plastic footrest... Apologies in advance if this is the wrong section to post such a question. Last edited by Dionysus; 10-07-2013 at 06:57 AM.. |
10-07-2013, 11:59 AM | #2 |
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I have not noticed any exhaust rattling however I am also in break-in and haven't allowed it to perform any extreme gear changes yet.
The footrest is a silver 'M' footrest - looks good. The dealer forgot to peel off the blue protective cover but that was easily rectified :-) |
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10-07-2013, 12:12 PM | #3 |
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My LCI has the Black foot rest and I would never have noticed it till you asked, who looks down there.
NO Exhaust noises and I have now covered 1850 MILES. CP does not drive any different till high RPM, the CP is a wast of money here in the UK, the car can not be driven to use the 15 BHP unless on a track. Frankly 15 BHP can be gained and lost on the Fuel you put in the car, I defy anyone who can really feel the difference in even high speed road driving, I drove them back to back and noticed Naf All. The exhaust sound is no different than mine as I have wired the valves open. Money saved IMO.
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10-07-2013, 12:46 PM | #4 |
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Perhaps the black footrest is a UK (RHD) thing.... Maybe not enough room on the left for the full plate and BMW didn't bother customizing for the "wrong side of the car" :-)
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10-07-2013, 12:58 PM | #5 |
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Yea maybe, not bothered TBH.
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10-07-2013, 01:26 PM | #6 | |
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The truth is the CP is more than a horsepower increase... there are significant steering changes, damper changes, spring rate changes, and stabilser rate changes, and a new Active M differential. (link) Combined this make for a much different driving experience. No, the steering in the '14 M5 CP is not the same as the '13 after March or '14 baseline M5s (see second slide in the link above), it is another step above the baseline 'serie.' No, the exhaust in the 14 M5 CP is not the same as your exhaust, merely wired open. In fact, the CP exhaust can also benefit from being wired open or using an exhaustmeister if increased sound at lower RPM is your goal. The CP exhaust is labeled a sport exhaust by BMW -- all this means is that baffles are removed from the normal exhaust and black tips are added. However, regular 13 and 14 M5s have baffles in them, and no amount of valve wiring will eliminate their sound reduction properties. Now if you buy new or black chrome your existing tips, and find a way to remove those baffles, then your exhaust will be the same as the CP, i guess. To me, the increased HP is secondary to the increase in Torque and hence overall power... this is seen starting at ~5700 RPM. If you are not ever revving your engine up that high to see its effects, I would argue that the M5 is not the right car for you. Is the difference perceptable? Very hard to say without lots of driving of both, but the numbers dont lie -- it is a faster car, and BMW did it to keep the M5 inline performance-wise with its peer group. CP may be a waste of money in the UK, but given your fuel argument above, your road sizes and driving conditions, one could extend your argument to say that an M5 isn't "worth it." Not mentioned, but one of my favorite aspects of the CP is the springs and ride height. Yes, you can replicate this with aftermarket for much cheaper, but seeing how many people have removed, resold, or otherwise complained of rubbing/clunking/etc with aftermaket springs, I much prefer the indigenous BMW solution. As for the money saved point... at the end of the day it is your wallet, and I will be the first one to concede that the CP costs more than it rightly should... I would even go one step further and state that its changes should be incorporated into all M5s. Sorry for the lengthy thread jack, and not trying to pick a fight with you John. Just think that sometimes the CP is dismissed more easily than it need be.
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10-07-2013, 01:37 PM | #7 |
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You're both right. The CP to me is not a good for everyone upgrade, it's a good for some upgrade. If you live in an area with broken pavement like I do, then it drives more vibration into the cabin. That wouldn't bother me on a Porsche, but the F10 is prone to rattles, and I'd rather sacrifice some handling to have no rattles and less vibration. If I lived where you live, I'd probably want the CP.
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10-07-2013, 01:38 PM | #8 | |
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10-07-2013, 02:35 PM | #9 |
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I am in the UK and had the CP been available when I placed my order i would have got it. Not for the extra hp but for all the other features b1 mentions plus it looks more cool.
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10-07-2013, 02:44 PM | #10 | |
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Wired permanently open? Or is it remote?
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10-07-2013, 02:51 PM | #11 | |
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I'm Waiting to see someone post a vid, with cp exhaust wired with this exhaustmiester. Bet that would sound great! B1 you forgot to mention those cp wheels including in the price that not everyone has, they grow on me everyday!
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10-07-2013, 03:03 PM | #12 | ||
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I own a comp pack as well and completely agree the steering and suspension mods make it worth the money alone ( see my comparison of my CP 2014 SG/SO M6 vs a 2013 non comp M6 I drove in Germany extensively over on the M6 post . FYI everyone you CAN feel the torque not dropping off until well after 6000 rpm versus 5500 in the non CP . You can't judge it if you haven't driven it hard . George |
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10-07-2013, 03:33 PM | #13 | |||
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here's a pic of mine, capturing all of those in one photo... the caracciola karussell at Nurburgring View post on imgur.com
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10-07-2013, 03:40 PM | #14 |
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so i've driven CP twice, stock LCI once and I own pre LCI. The CP is a must have option in my view. forget the power uplift but the suspension, steering and ride changes make the car a lot more nimble.
it was so good i ordered a new car, pick up Saturday.
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10-07-2013, 03:46 PM | #15 |
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B-1 your car looks
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10-07-2013, 03:49 PM | #16 | |
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10-07-2013, 04:27 PM | #17 |
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I agree my m5 cp is on its way from the factory to the uk. I have driven 20k miles in my pre lci m5 so I will report my thoughts when I have covered a couple of thousands miles in the cp m5. For me it was not a option I had to have the cp m5
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10-07-2013, 05:16 PM | #18 | |
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Regarding footrest, agreed looks nice, one of those nice small things that mark out the M, perhaps it's just a UK / RHD constraint. |
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10-07-2013, 05:24 PM | #19 | |
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There is not many places we can exploit the car at all, thats probably why I said what I said. I will never be able to run this car to it's max. But I still want one. You are not picking a fight just expressing what you believe , if I lived in a country that I could fully use this car I just May have been tempted by CP. PS) the exhaust did not sound that much different to me.
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10-07-2013, 05:24 PM | #20 | |
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so i find it very stupid move from bmw |
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10-07-2013, 05:28 PM | #21 | |
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my car never drives straight in uk, when i take hands of steering wheel to check my alignment as soon as i hit french highway it drives straight checked it many times with x6m, my m3 and my m5 all my friends have same issues c'mon John, Germany is just couple hours drive away and UK has LOADS of amazing race tracks |
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10-07-2013, 05:30 PM | #22 | |
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Perhaps it's acceleration or luggage? |
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