Stage One BMW Speaker Upgrade for G26/G82 Gran Coupe with Harman Kardon (Non-specific install video) DRAG WHEELS To note: These are not

To note: These are not your traditional subwoofers

MAP SW Switch to ground to select table B 20 Brown

**B-Stock**  During manufacturing the flange was welded at an incorrect angle

best of all it is 100% e85 compliant

RELAY Low side of relay coil 20 Orange

Stage One BMW Speaker Upgrade for G26/G82 Gran Coupe with Harman Kardon (Non-specific install video) DRAG WHEELS To note: These are notGET 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