APEXi® Super Exhaust Silencer (4.32" Center ID, 5.91" Length) (155-A007) 1756 Requires AirDrive Module 9110

Requires AirDrive Module 9110

Product Dimensions: 7

Cartridge 1982 Yamaha XJ550R Seca Cartridge

One of those flaws is the reduced approach and departure angle from the oversize stock muffler and low hanging exhaust tip

Notes: 8 individual ignition coil ready (Direct fire) when used with HT-130306

APEXi® Super Exhaust Silencer (4.32" Center ID, 5.91" Length) (155-A007) 1756 Requires AirDrive Module 9110Universal Super Exhaust Silencer (155 A007) by APEXi. Muffler Inlet Diameter: 4. 32". Muffler Body Length: 5. 91". Muffler Sound: Moderate. Muffler Configuration: Center Center. The Super Silencer is the most effective way to lower sound output caused by a straight through racing exhaust system. The Silencer has also been shown to actually increase mid range torque in some vehicles. On average, the Super Silencer will lower exhaust noise output by