Jeep introduces 2018 Wrangler with mild hybrid, diesel options; plug-in hybrid version in 2020
Green Car Congress
DECEMBER 1, 2017
A variable displacement two-stage oil pump provides high oil pressure under high speed and load, but switches to a low-pressure mode for improved fuel economy during typical driving conditions. A large capacity oil cooler extends the oil change interval and ensures engine durability. Total displacement is 1,995 cc.
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