Stage One BMW Speaker Upgrade for G29 Z4 with Harman Kardon (No Install Video) G31 EXCEPT TOOLS: Replaces the speaker

EXCEPT TOOLS: Replaces the speaker in your MINI (except subs)

  If you do not need or want an ethanol sensor at this time

tight bass

Use the Precision Raceworks Vice Jaws for AN Fittings to make DIY fuel lines an easy chore

then you will not be able to have your DME unlocked for tuning

Stage One BMW Speaker Upgrade for G29 Z4 with Harman Kardon (No Install Video) G31 EXCEPT TOOLS: Replaces the speakerGET 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