Hey! Starting a little build log for my tiny little car, a VW Lupo: Modified with coilover suspension and some old OEM Porsche 928 wheels. Pretty much stock outside other than that System overview: Pioneer DEX-P99RS head unit with 4-way XO, 31band eq, time alignment and more Tang Band W3-1878 3" fullrange drivers on dash playing 200hz and up Digital Designs DDW6.5 midbass drivers in doors, playing 60-200hz FI BTL N218 (fully loaded) D1 subwoofer Phoenix Gold Outlaw 1845 amp for front stage speakers SPL Dynamics ICE-3500D for N2 sub Kimber Kable 4PR speaker wires for front stage 4x Supra Dual interconnects 1/0 gauge power wires 120A stock alternator XS Power D1200 battery up front Second Skin Damplifier mats, 2x in roof, 3x in doors and quarter panels, 1x under carpet and in boot. 1/2 inch closed cell foam on top of damplifier Some pics, starting with wiring: Amp/subwoofer rack/mounting frame: (only tackwelded in these pics, will be fully TIG-welded when finalized with all braces) More to come!