Stock exhaust manifold has a catalyzer and it's causing a resistance for exhaust output that make the engine to perform poorly

Il lip anteriore in carbonio Seibon KC per Toyota GT86 / Subaru BRZ 12+ rifinisce il paraurti anteriore abbassando visivamente la vettura

it also adds in disruptive turbulence to the airflow right where you don’t want it

it is preferred to upgrade for reliability and to hold the increased torque

Frizione Rinforzata Exedy Stage 1 Organica per MG F (95-02) SKU:RK01H724 Stock exhaust manifold has aStage 1 Organic Uprated Clutch For MG F (95 02) Years : 03 1995 >03 2002 Engine code(s) : 18K4 Torque capacity : 270 Nm Supplied with bearing Organic disc, sprung Made in Japan by Exedy Exedy Reinforced Stage 1 Organic Clutch Specifications Exedy organic "Stage 1" clutch kits are designed for vehicles with a slight power increase, being used predominantly on open road. They support an extra torque power increase of around 20 25% compared to OE, thanks