Supersprint BMW E92 3 Series & E93 3 Series Stainless Steel Rear Exhaust Right OO 80 Product Type_Blow Off Valve 340i & 440i with the

340i & 440i with the B58 engine

97 octane or less compatible tuning maps

working especially well in combination with the SooQoo carbon fibre rear diffuser

0d - B47 Engine - 170 Hp) 2015 -> 2018

Supersprint BMW E92 3 Series & E93 3 Series Stainless Steel Rear Exhaust Right OO 80 Product Type_Blow Off Valve 340i & 440i with theThe Supersprint Rear Exhaust Right OO 80 is a precision, direct fit stainless steel upgrade engineered for the BMW E92 3 Series & E93 3 Series. It replaces the restrictive factory component to free up exhaust flow, sharpen throttle response and give your BMW a deeper, more purposeful note. Supersprint has been handcrafting performance exhausts in Mantova, Italy since 1955. Every system is designed and validated on the dyno not by assumption using thin