Stage One BMW Speaker Upgrade for E83 X3 with Standard Hi-Fi G2x 3 series Stage 1 ACN91 octane: 11%HP

Stage 1 ACN91 octane: 11%HP / 25% TQ

The Precision Raceworks AN6 Fuel line upgrade is a direct replacement from the fuel filter on the driver’s side of the car to the high pressure fuel pump

Matched wire gauge: Yes

It's that simple

Stage One BMW Speaker Upgrade for E83 X3 with Standard Hi-Fi G2x 3 series Stage 1 ACN91 octane: 11%HPGET 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