Quad 2.5" Inlet 3.5" Outlet Exhaust Tip Double Wall For Audi S3 S4 S5 S6 RS4 RS3

Easy installation: weld-on design, double layer wall, slant angle cut, rolled edge. Size: 2.5" Inlet - 3.5" Outlet - 9.5" Long. Double Wall, Dual Exhaust Tip. Stylish & pleasant-sounding: the thicker inner wall design make your car sounds rumble and crackle for a more powerful and unique sound while giving your car a new & sporty appeal.

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