I wan the sound effect 'boom boom' inside my car but i dun wan outside hear it..so what should i do??should i just install woofer but not amp?? pls n thx for giving me knowledge
Hai,for all member here,wana ask something abt HKS Torque Split Controller,wana ask why some HKS Torque Split Controller got come sort of an ecu harness s but some dont have..if don have ,item still can install?but i...