Diffusore posteriore

wire reinforced sleeve

HARDRACE:6621

N47 D20 C (12-18) 163hp

Sline e S4

Collettore di Scarico - BMW Serie 3 E90 E91 325i 330i SKU:PP-KW-140 Diffusore posterioreExhaust manifold designed for: BMW E90 E91 325i 330i The TurboWorks exhaust manifold is made of 100% stainless steel. Guaranteed power increase up to 10%. When performing engine tuning, the exhaust manifold should be replaced at the very beginning, because the exhaust gases from the cylinder go to the exhaust manifold, which is part of the engine body, then directed to the first section of the exhaust pipe, and then to the muffler or several in series