MBRP 3in Cat Back Dual Turn Down Exhaust (T304) | Mercedes-Benz W463A G-Class (03-18) (S5600304)MBRP Exhaust Systems fitment line: Mercedes Benz W463A G Class (03 18) Part #: S5600304 Overview The MBRP 3in Cat Back Dual Turn Down Exhaust for the Mercedes Benz W463A G Class is a high performance exhaust system designed to enhance the sound, style, and efficiency of your vehicle. Crafted specifically for the G Class model years 2003 through 2018, this exhaust upgrade is ideal for enthusiasts seeking a more aggressive tone and improved exhaust