DG Performance 26-2112 - Krome Power RCM Complete Exhaust () for Honda ATC 350X (1985-1986 ) The Krome Power RCM is built using all steel construction. The Krome Power RCM is brilliantly chrome plated. Perfect for your Hot Rod look or showing off at the dunes. The RCM stands for Reverse Cone Megaphone. Proudly hand fabricated in the U.S.A.