Cobb All Subaru (Except 10+ Legacy Models) Black Lightweight Main Pulley subaru-sti-2017 or crimping and bolts into

or crimping and bolts into place just like the stock fan shroud setup

The COBB LF BPV is a compact and lightweight by-pass valve that is capable of holding very high boost pressure without leaking

This intake is designed as a true cold-air system

High Adjustability via Slip-Fit Connections

Cobb All Subaru (Except 10+ Legacy Models) Black Lightweight Main Pulley subaru-sti-2017 or crimping and bolts intoThe pulley comes specifically maintaining the stock diameter so as to not underdrive and cause electrical woes for the owner, as well as maintaining the stock drive belt surface to make for a quick and easy install by even the most novice of owners. Pulley weight is 1. 2lbs. The COBB Tuning Lightweight Main Pulley is CAD designed and CNC machines from Billet 6061 T6 and anodized to withstand the toughest of engine conditions. Replacing the factory