4"x2.5"x12" Stainless 304 Silencer Exhaust Resonator Muffler Back Box Universal
4"x2.5"x6” 12" Long Universal Silencer Exhaust Resonator Stainless Steel 304 Back Box. -Middle section is straight-through and silencer, and the effect of reducing resonance is remarkable. Material: 304 Stainless Steel.