Quick view Motul Motul Gear 300 Transmission & Differential Oil Change Package 2015-2019 WRX Motul Gear 300 Transmission & Differential Oil Change Package for 2015-2019 Subaru WRX - Includes 5qts of Motul Gear 300 - This will be enough oil to do both manual transmission and rear differential - Transmission/Differential oils... $100.00 Add to Cart