GReddy RS Race Exhaust | 2003-2007 Mitsubishi Evo 8/9 (10138403)Mitsubishi Evolution 8 9 RS Race Exhaust System by GReddy The GPP RS Race for the 2003 07 Mitsubishi Evolution VIII IX is our most aggressive system for the turbocharged 4G63 and CT9A chassis. The RS Race is ideally suited applications, which require less sound suppression and maximum flow (or customers who just want an aggressive sounding exhaust.) This light weight, large diameter, full stainless steel, 80mm (3. 14) with only the slight taper to