Cusco Aluminum Pulley Set - Subaru EJ Models (inc. 2002-2014 WRX / 2004+ STI) vendor_LIQUI MOLY Part #: RST-009R

Part #: RST-009R

2016-2021 Subaru WRX w/ Eyesight Technology

Note: This does not replace the MIVEC Evo 9 intake cam gear

Part #: K14G-181518+12

CFD-designed velocity stack and unique air flow straightener grid are designed to smooth the incoming air flow as it passes the Mass Air Flow sensor for precise readings

Cusco Aluminum Pulley Set - Subaru EJ Models (inc. 2002-2014 WRX / 2004+ STI) vendor_LIQUI MOLY Part #: RST-009RPart number: 6A1 733 A The Cusco Aluminum Pulley Set has been designed to improve engine response by reducing rotational mass generated by the weight of the factory pullies. The crank pulley included in this kit weighs 1. 74LBS (790 g) when compared to the stock crank pulley which weighs 5. 07LBS (2. 3kg). The other pulley included in this kit is the alternator pulley which weighs 0. 16LBS (76g) while the stock alternator pulley weighs 0. 66LBS