Tuning modifications for the BMW 3-Series M3 Convertible
When tuning your 3-Series M3 Convertible it is important that you get it right so follow our 3-Series M3 Convertible tuning overview and see which the best modifications are.
Available in standard form with power of upto 340bhp (depending on the year), so this goes to show the tuning potential of the 3-Series M3 Convertible. From this you can increase the power from anywhere between 374bhp to 578bhp but this depends on how deep your pockets are and how much fairy dust you want to use! You will almost certainly need to look at turbo or supercharger mods to get near that maximum power figure and your engines internals would need to be a fair bit stronger!
If you have one of the lower powered 3-Series M3 Convertibles you should think about an engine swap with the engine from the 340bhp Convertibles. Already a popular choice for tuning up, especially the more powerful 3-Series M3 Convertibles3-Series M3 Convertible tuning projects should generally start with some improvement to the intake/exhaust of the engine. So get a stainless steel exhaust and good quality induction kit. A good fuel pressure regulator will up the throttle response.
The modification that gives the biggest power gain on your car would be a fast road cam. Getting better flow through the head of the engine would reward your 3-Series M3 Convertible with more power. So get the engine head polished and ported.
The most powerful Convertible in our database offers 340 bhp. From this you can increase the power from anywhere between 374 bhp to 578bhp with mods we have outlined above.
Forced induction 3-Series M3 Convertibles respond exceptionally well to tuning mods especially remaps, also add an intercooler to your mod list. The most powerful 3-Series M3 Convertible has a healthy 340 bhp. In a competition setting you may well, with some forced induction, reboring and other major work see power figures between 442 bhp to 646bhp with mods we have outlined above.) The 3-Series M3 Convertibles handling can be dramatically improved with some choice suspension modifications. The Car Tuning Guide do not recommend lowering more than 35mm.
We will have more detailed 3-Series M3 Convertible modification guides in the near future. Please check the site regularly for updates.
For further reading on any of the topics we have discussed we suggest you visit some of these links:
Modified Cars A look at some really nice modified cars and overview of car mods.




