Average Reliability

2018 Kia Stinger Pre-Purchase Inspection Checklist

CK ยท 2.0L T-GDI I4 (255hp) / 3.3L T-GDI V6 (365hp) ยท $20,000 - $32,000

Known Issues โ€” 2018 Kia Stinger

MODERATE

3.3T Lambda II V6 engine oil consumption on high-mileage units

MODERATE

2.0T Theta II turbo carbon buildup on intake valves

MODERATE

Rear differential coupling (ATTS) oil leak

MINOR

Suspension noise from front strut mounts

MINOR

Infotainment screen glare and software updates needed

MINOR

Trunk lid spoiler paint chipping

What to Inspect

  • Oil consumption test โ€” check dipstick and records on 3.3T
  • Theta II recall status if 2.0T variant
  • Rear differential for oil leaks
  • Front strut mount noise over bumps
  • Walnut blasting service history on 2.0T
  • Scan for all fault codes

Expected Maintenance Costs

Service Interval Cost
Oil change (synthetic) every 7,500 miles $80-$130
Rear differential fluid service every 30,000-45,000 miles $100-$180
Transmission fluid service (8AT) every 60,000 miles $200-$350
Spark plugs (iridium) every 60,000 miles $150-$220
Intake valve walnut blasting (2.0T) every 40,000-60,000 miles $400-$600
Brake fluid flush every 2 years $80-$120
Coolant flush every 5 years $100-$160

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