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  1. BMW Tuning Forum
    Hi guys, i am tempted to buy a quad exhaust from a salvage M4 car but i was wondering if it would fit on a 4 series m sport? if it does fit? would it mean i would have to buy a M4 rear bumper and has anyone tried this as the M4 is slightly wider? EDIT - a bmw specialist also mentioned that the...
  2. BMW 4 Series - Tech Talk F32,F33,F36,F82,F83
    Hi guys! I have recently bought this car below. It's a F36 435d m sport xDrive Gran Coupe It is a bit of a beast, however, I am keen to get the rear end looking more sporty. I need some suggestions on the rear diffuser for a set of quad pipes. I am having the pipes custom built but I...
  3. BMW 6 Series - Tech Talk E24,E63,E64,F12,F13
    Hi All, I'm looking to fit a set of custom backboxes with quad tips to enhance the V8 sound and give it a deeper rumble. I guess my only concern would be excessive or droning noise at cruising speeds. Can anyone with this mod already done give any feedback? Also any recommendations for a...
  4. BMW Detailing, Bodywork and Styling forum
    Hi guys, would like to change my oval exhaust on my 2009 520d M sport because hate the look of it and looking at some options and would appreciate some advice. I've two options, first is a double exhaust like a 530d and the other is a quad exhaust. Now it doesn't look like an M5 quad because...
  5. BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi people !!!! Im new to this forum so im after advice on putting a quad exhaust on my bimma but want to know who and where to buy !!! I know u cant fit m5 coz of spare wheel or battery whole !!!!! All im after is a few good makes and where to go !!!!! Please help me !!! Also gunna order a...
  6. BMW 7 Series - Tech Talk For All Gen Of 7 Series
    Hello, A few questions: Has anyone had a quad exhaust on a diesel m sport? Just the back box. With or without silencer? Does it affect warranty? Any difference in the running of the car? Thanks!!
  7. BMWs spotted - The 'Was it you? forum!'
    Cool looking beast, it's not an M3 but the quad exhaust setup was nicely done, lowered to perfection too. :) I was in the Sparkling Graphite 335i. :D
  8. BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Morning all, hope everyone is ok! I don't like the look of the little nose down exhaust I currently have and was thinking a quad exhaust conversion would make the car look awesome. Has anyone attempted this or know a garage that will do a good job? I have looked online and it appears as...
  9. BMW 3 Series Forum - Technical Talk on the BMW E21
    Anyone fitted quad exhaust before? My question is regards to mounting the extra back box on the right hand side of the back end?
  10. BMW 6 Series - Tech Talk E24,E63,E64,F12,F13
    Where can I find a reasonably priced quad exaust for my E64? anyone had one fitted and how much?
  11. BMW Detailing, Bodywork and Styling forum
    Hi, Been chatting this over today, generally to fit a Quad exhaust on the E39 non M5 you have to fit one of those exhausts that run along the back of the diffuser or chop up the spare tyre well to fit a proper setup as per the picture. But i've just been thinking, what if the below was fitted...
  12. BMW Detailing, Bodywork and Styling forum
    I have a 1997 535i v8 i want to fit a quad exhaust to it but looking at , it dosent look that straight forward. any suggestions
  13. BMW 3 Series Forum - Technical Talk on the BMW E46
    hello, i am looking to convert my my current dual exhaust system into a quad exhaust system. i have an e46 325ci 51 plate. i know there are "good brand" conversion kits available but they are just too much money. i am curious as to whether there is a cheaper way to do via after market parts...