questions on led's & fuel

[dreds2nv]

can any one out there tell me how could i put led's on the rear break lights & if i have to use resistors which i do but i dont know which omhs should i get out there? and is there any alternative fuel out there i could use on 2000 x5 4.4 which that wont harm the engine? p.s the leds lights question is for 00 x5 4.4 thanks u guy

[ifly]

Not sure about the LED's I'll let someone else answer that but in regards to fuel anything north of 91 Octane or 98 in Europe is OK. You can get a propane conversion kit for the X5 which you can run it on propane or regular gas but you lose the spare tire space for the propane storage.