Use the Stock Actuator and Control ·Applicable vehicle: without OPF type Full Dual layout Full independent layout of both right and left banks of V type engines. The full dual layout prevents performance drop due to the exhaust interference. It enhances performance at high rpm. Balance pipe Balance pipe controls exhaust gas pulsation for exhaust sound stability and increasing torque at low rpm. The weight is reduced approximately by 13% The weight of Full Dual Muffler is approximately 26kg which is 13% reduction compared with 30kg stock exhaust system. SUS304 and titanium The material of pipe and silencer is SUS304 with titanium tip. This combination improves durability and appearance. "JASMA" approved Proven "Advantex * glass wool" (Continuous fibeer glass wool). * Advantex is a registered trademark of Owens Corning. * 33009-BN005 is only rear piece section.