Neuspeed Power Pulley Kit 2009-2012 Audi A4(B8) /A5 / Q5 2.0 TFSI (with Hydraulic Power Steering Pump) Hybrid 2006–2010 BMW E90 335i/335xi

2006–2010 BMW E90 335i/335xi

you can protect your front lip or bumper in style

yet maintain proper suspension travel

for the modern street car

1986-1990 Acura Legend All

Neuspeed Power Pulley Kit 2009-2012 Audi A4(B8) /A5 / Q5 2.0 TFSI (with Hydraulic Power Steering Pump) Hybrid 2006–2010 BMW E90 335i/335xiYour car's alternator, power steering and A C are powered by a belt connected back to the crankshaft pulley. Spinning these pulleys draw precious horsepower from your engine. NEUSPEED's powertrain engineer, using sophisticated CAD software, performed a mass properties analysis of the crank pulley. The result is reduced parasitic drag on the engine, increased horsepower, better response and quicker reving. This kit includes a new under drive crankshaft