Koyorad Aluminum Coolant Filler Neck | 2013-2020 Scion FR-S / Toyota 86 (FN2320) YMM_2012_2016_Mazda_Mazda6_III_GJ Precisely wound to ensure consistent

Precisely wound to ensure consistent spring rate and performance

Engineered with a tall tear drop shape that provides an ergonomic grip for comfortable and precise shifting

Perfect for those who need a durable

CNC-machined spacers

extending the lifespan of the filter and reducing replacement costs

Koyorad Aluminum Coolant Filler Neck | 2013-2020 Scion FR-S / Toyota 86 (FN2320) YMM_2012_2016_Mazda_Mazda6_III_GJ Precisely wound to ensure consistentKoyo Aluminum Coolant Filler Neck Universal Fitment Part #: FN2320 Overview The Koyorad Aluminum Coolant Filler Neck is a high quality upgrade designed for the 2013 2020 Scion FR S and Toyota 86. Crafted from durable aluminum, this component replaces the stock plastic filler neck, offering enhanced durability and a sleek, performance oriented appearance. It is ideal for enthusiasts seeking a reliable, corrosion resistant part that supports optimal