Cobb 15-21 Subaru WRX / 14-18 FXT LF By-Pass Valve subaru-outback-xt-2005 Setting the standard for MAF

Setting the standard for MAF style intakes with a velocity stack

Newly available are lightweight

Compatibility with other intake kits cannot be confirmed

Pull Type Cover

these hoses will withstand the test of time

Cobb 15-21 Subaru WRX / 14-18 FXT LF By-Pass Valve subaru-outback-xt-2005 Setting the standard for MAFThe COBB LF BPV is a compact and lightweight by pass valve that is capable of holding very high boost pressure without leaking. Its updated design reduces control volume by 30% allowing for extremely fast venting of boost when actuated. Innovative engineering and precision manufacturing result in a compact package able to fit in the confines of a tight engine bay. Due to the low weight of the components, the moving parts in the LF BPV have less