Koyo All-Aluminum Coolant Filler Neck BRZ FR-S T86 Mercedes 75" rear (minimum 1" lowering)

75" rear (minimum 1" lowering)

WRX / STI 2008-2018

As shown in the image here

This kit from Perrin replaces your OEM plastic engine cover with metal shrouds that look great and keep a seal between themselves and hood scoop to maintain proper airflow to your top mount intercooler

Naturally aspirated vehicles also benefit from greater exhaust flow capacity as engine tuning levels increase

Koyo All-Aluminum Coolant Filler Neck BRZ FR-S T86 Mercedes 75" rear (minimum 1" lowering)Koyorad 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