Stage One BMW Speaker Upgrade for E83 X3 with Standard Hi-Fi B58 Full DME control of injectors:

Full DME control of injectors: Yes

Michelin Crossclimate2 A/W 225/40R18 92V XL

The harness adds 4 EV1 style fuel injector connections

49mm (3/8") quick connect

Datalogging over 200 diagnostic channels

Stage One BMW Speaker Upgrade for E83 X3 with Standard Hi-Fi B58 Full DME control of injectors:GET UNBELIEVABLE, CRYSTAL CLEAR SOUND. JUST BY REPLACING YOUR BMW'S SPEAKERS We took your factory BMW speakers and re engineered our upgrade for one thing: clarity. So you can simply swap your original speakers for ours without changing anything else in your audio system, and the result is smooth, natural, yet unbelievably detailed reproduction of your favorite music. PLAY YOUR MUSIC LOUDER. AND ENJOY EVERY NOTE: We engineered the Stage One speakers