Just got tuned!

[spaniard]

Originally Posted by JLed79

Do any of you guys know if there are any tunes or engine mods available for the 4.8? I'd love an X5M but just couldn't deal with the fuel economy. Just got out of a Sierra Denali with the 6.2 I had modded and was pushing 510 whp but was averaging 12 mpg. I doubt you guys are doing much better.

I dont know an ECU tuner in NY. I have one locally called ECU PROGRAM (www.ecuprogram.com) they tuned my X5 and the car feels a beast!

The tune works better with Upgraded Air filter and free-flow exhaust.

or get an ESS Supercharger.