Borla 140034 S-Type Cat-Back Exhaust System Fits 01-06 M3

S-Type Cat-Back Exhaust System; 2.5 in. In Into 1.75 In Out; Incl. Tubing/Mufflers/Hardware/3.14 in. Round x 5 in. Long Dual Round Rolled Angle-Cut Tip; Split Rear Exit;