Koyo All-Aluminum Coolant Filler Neck BRZ FR-S T86 Subaru -Street and track torture tested

-Street and track torture tested

Reduce take off and driveline shudder under heavy loads

Fits 2010-2014 Subaru Outback

F30 w/sport sus H&R Super Sport Springs F: 1

Koyo All-Aluminum Coolant Filler Neck BRZ FR-S T86 Subaru -Street and track torture testedKoyorad introduces an all aluminum coolant filler neck for the 2013 2016 Scion FR S and Subaru BRZ. This is an all aluminum upgrade to the stock plastic piece with many features built into the design. Features: Billet aluminum eliminates steam erosion and cracking common with plastic filler necks Integrated 1 8 PT sensor port (supplied with optional plug) to fit with sensors provided by most Japanese temperature gauge companies Conversion of radiator