NGK 15-20 Subaru WRX / 14-18 Forester Direct Fit (B1S2) Oxygen Sensor Cooling>Cooling Packages These manifolds also come with

These manifolds also come with 1/8" NPT ports for nitrous

and includes our magnetic drain plug to collect any metallic debris in your cooling system

Comply with NHRA safety rules and protect your 6th Gen Camaro and 3rd Gen CTS-V with a Driveshaft Safety Loop from BMR's suspension

Utilizing the same Hybrid Forged process as the rest of the series

which results in an overall increase in engine efficiency

NGK 15-20 Subaru WRX / 14-18 Forester Direct Fit (B1S2) Oxygen Sensor Cooling>Cooling Packages These manifolds also come withNTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic