STI Motorsports Oil Filter 13271AA071 Attaches to the front lower

Attaches to the front lower edge of STI's range of Subaru lip spoiler kits in order to maximize the aero effects while also providing a level of damage protection for the bottom of the spoiler

EJ257 (STI)

When installing these bolts at maximum torque values according to the supplied instructions it is absolutely essential that the block main tunnel be line bored or line honed to correct the resulting main bore distortion

and air flow divider

and 2-way)

STI Motorsports Oil Filter 13271AA071 Attaches to the front lowerMOTORSPORT LEVEL FILTERING PERFORMANCE STI performance oil filter ensures consistent clean oil with minimal pressure loss and is designed to handle high viscosity oils. Filtration media area is increased 15% over conventional filters. The special filtering media captures very fine particles including carbon yet reduces pressure loss by 10%. Expect stable filtering performance on the track or on the street. Manufacturer Part No. ST15208ST010 What it