Stage One BMW Speaker Upgrade for I20 iX SUV with Hifi or Harman Kardon (Partial kit, No instructions) 28mm  Any pump that does

  Any pump that does not conform to our strict requirements is discarded unlike most other brands that do not know the actual performance of the pump shipped to you

1226cc @ 72

• Create multiple backups and restore back at any given time to save certain configs for dealer trips

Stage 1 E30 octane: up to 40% HP / 23% TQ

Stage One BMW Speaker Upgrade for I20 iX SUV with Hifi or Harman Kardon (Partial kit, No instructions) 28mm  Any pump that doesGET 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