Subaru Impreza WRX EJ20 Turbo Oil Starvation
The turbocharger on Impreza WRX EJ20 suffers oil starvation damage from infrequent oil changes and short cold-start drives. Always warm up for 2 minutes before driving hard and idle down for 1 minute after performance use. Oil change every 5,000 miles maximum.
Repair / Solution
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