MATCH UP W8BMW-S Ultra Flat Subwoofer Upgrade kit for BMW F33 4-Series Convert lighting new Pro Hoses silicone hoses

new Pro Hoses silicone hoses and should take around 2-3 hours to complete

Please note hose clips are not included

Lowering Rear approx : 40mm

BMW1 Series2021Petrol HatchM 140iRWD -- F212998cc 250KW 340HP B58 B30 A

A semi-pressed paper and Mica cone helps maintain cone shape even when subject to high excursion in the bass registers

MATCH UP W8BMW-S Ultra Flat Subwoofer Upgrade kit for BMW F33 4-Series Convert lighting new Pro Hoses silicone hosesMATCH UP W8BMW S Ultra Flat Subwoofer Upgrade kit for BMW's Maximum POWER for BMW sound concepts The ultra flat UP W8BMW S subwoofers are playing extremely dynamically and punchy. Especially the exceptionally rigid fiberglass cone generates maximum sound pressure without distortions. The BMW specific baskets and connectors allow fast and easy installation into the original mounting positions of all BMW model ranges with under seat subwoofers.