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  1. 318i N46B20 Manifold swap for non cat version, Any gains???

    BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi everyone, ive been reading up alot on american e46 sites and they are recommendng buying some cheap ebay headers (manifold) because they give a good gain in performance. my car is running the manifold with cats in atm. im thinking about buying a 2nd hand original 318i manifold without the...
  2. F10 525D SE Auto - Speedo, Fuel and Temp Guages all reading low, clock gains time...

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi Forum Has anyone heard of this happening before. I have established that my speedo is reading slow (Cruise control reads correctly). I also noticed that my fuel gauge never reaches full (tank brimming), and my temp gauge never gets to vertical (I assume this is the correct operational...
  3. EcoPro - total rubbish or do you see gains?

    General BMW Discussions
    So my new car, 2015 520d M-Sport has the three drive modes. I was curious as to what I'll achieve in EcoPro. My old car averaged 49.3mpg on a daily commute (last I checked - car was a 2010 e90 320ed) So I did the daily commute for four days last week in EcoPro. Was shocked to find the car...
  4. 2011 E90 325I - Real world remapping gains

    BMW Tuning Forum
    I've recently bought a 325i and am about to replace the exhaust for the Performance Exhaust and will be replacing the intake soon as well. I'm just wondering whether I will get the gains in performance and fuel economy as lots of sites advertise or if their claims are all smoke but no poke? Does...
  5. bmw 316i compact performance gains

    BMW Tuning Forum
    hi all, i have a bmw 316i compact automatic, its fitted with the 1.9 engine. on the auto box it has the Eco Mode and Sport mode. its currently running at 105bhp as standard. whats the best way to gain quick BHP at a relatively low cost. my cousin has a 320i estate which is the 2l straight 6...
  6. E46 330ci gains

    BMW Tuning Forum
    Okay so I've been looking and reading a lot online. People are saying there is not much gains to be had from the 330ci engine. What's the best mods and is it possible to get 250bhp from my already 231 bhp engine? Remap to run on 99ron? Heard air filters and exhausts are pointless on these engines
  7. E46 325ti will m50 manifold give any gains??

    BMW Engine Conversions
    E46 325ti
  8. Remap gains and advice

    BMW ECU Tuning and Standalone Tuning
    Hi I've got a 335i n55 2011 I'm looking for a reputable tuning/mapping company around M4 corridor. I've used super chips and had mixed results, I know DMS are good but a bit pricey if you ask me? Advice please?
  9. E46 BMW 330i Auto Remap - Amazing gains in power and economy!

    Bwchiptune Shop
    Hi everyone, This is officially my first post, mostly in tribute to Jason's fantastic remapping service in Hayes. My car received the full treatment today: the car was run on the dyno for stock power (running on BP Ultimate, 97RON), then a custom aggressive map, power/economy map and original...
  10. Remap gains

    BMW 3 Series Forum - Technical Talk on the BMW E46
    I'm sure this has been done to death but please bare with me.. I have a 53 plate 320d estate. I I'm going to decathlon it and then get it remapped but I don't know where to get this done. We have a company coming to work who say I will get an extra 30 bhp and 60 nm torque. I they are only...
  11. What gains in performance ecu remap 118D 2008

    BMW Tuning Forum
    Hi all, Have just fitted new flywheel and clutch . And am now in a position to get ecu remaped . I wanted to wait as I knew clutch was on the way out. What would be safe max limits with regard BHP and Torque? What would it do to 0-60 time and max speed? I live in the Milton Keynes area , could...
  12. Stock 85' 525i Easy BHP Gains?

    BMW ECU Tuning and Standalone Tuning
    HI guys got a project 525i E28 1985 and want to know best modifications (brands ect) for decent BHP gain. Many Thanks Dylan
  13. 2004 330CI AUTO - much MPG gains from a remap?

    BMW ECU Tuning and Standalone Tuning
    Hey guys Firstly i know the 330ci is not a car to have if you want MPG, etc etc. Im just weighing up the pros and cons of having a remap. My major criticism of the 330CI, and its nothing to do with the car, its not its fault its a 3 litre guzzler on my 8 mile each way daily journey... but...
  14. e36/e46 325i 328i m60/m62 v8 twin turbos SERIOUS HORSEPOWER GAINS NEEDED

    BMW Tuning Forum
    Hi to all. Im fairly new to this fourm so bare with me haha. currently have a 1997 e36 318i (hellaflush, welded diff :thumbsup) soon to be my daily after 6 months of it being my project. but now for my next project want a bmw either e36 or e46 (preferably e46 but electrics an issues here??) to...
  15. e36 325i power gains?

    BMW Tuning Forum
    Hello all, Just bought myself a E36 325i, im quite new to this side of the world as i previously owned japs which were very simple when it came to increasing power. I'd like to just quicken mine up just a little, its got just a scorpion backbox and kn filter. De-cat usually does some magic but...
  16. 135i tuning options and gains?

    BMW Tuning Forum
    I posted last night but it went in the welcome forum so not sure how many are likely to see it there. I'm looking to get a 135i and will want to do some upgrades. Looking at the parts above or similar and need to find someone suitable to tune it afterwards. What sort of gains can I expect from...
  17. whats the difference in the 184bhp and 218 bhp diesel engines? and what gains from a remap on the 2?

    General BMW Discussions
    after looking at an x5 218bhp 500nm i have been bitten by the bug! problem is they are 2003 onwards and about 8k, ve to look at the 184bhp version, but what is the difference between the 2 engines and what can you expect to gain from a remap on them both? a reliable remap.
  18. 1991 E30 320i - k & n airfilter gains???

    General BMW Discussions
    wondering what average gains you get out of an k & n airfilter on a 2 litre bm
  19. 2002 E46 330Ci SSG - significant performance gains?

    BMW 3 Series Forum - Technical Talk on the BMW E46
    Hey im pretty new to this site, i own 330ci coupe ssg gearbox 2002 and i am looking for some mods to gain around 50-70bhp without supercharging or turbo charging, any suggestions ? ive had such suggestions as exhaust system, air intake, any more?:silly
  20. E46 330i Touring Chipping bhp gains

    BMW ECU Tuning and Standalone Tuning
    Hi there, I've been contacted by someone who claims that remapping my car will offer 35 bhp gains. I love the idea but have always found the old saying that when something seems too good to be true it usually is. Doing some background checking on this person (i don't want to dump anybody in...
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