Subaru vehicles are popular for their standard AWD and durability, but the EJ and FA engine families carry well-documented head gasket and ring land failure risks. Average annual repair cost of $724 versus the $652 industry average. The CVT on newer models adds significant transmission exposure.
The table below shows what common Subaru mechanical failures cost out of pocket versus what extended warranty covers. One covered repair often exceeds the annual cost of coverage.
| Common Repair | Average US Cost | Covered by Extended Warranty? |
|---|---|---|
| Head gasket replacement | $1,500–$3,200 | ✅ Yes |
| CVT transmission failure | $3,500–$8,000 | ✅ Yes |
| Turbocharger failure (WRX/STI) | $1,200–$2,500 | ✅ Yes |
| Rear differential failure (AWD) | $1,000–$2,200 | ✅ Yes |
| Oil consumption / piston ring failure | $1,200–$3,000 | ✅ Yes |
| Infotainment / Starlink failure | $600–$1,800 | ✅ Yes |
| Brake pads and rotors | $400–$800 | ❌ No |
| Accident body damage | $800–$5,000 | ❌ No (Car insurance) |
These are two completely separate products covering completely different risks. Most Subaru owners need both.
| Scenario | Car Insurance | Extended Warranty |
|---|---|---|
| CVT transmission failure (most common Subaru failure) | ❌ No | ✅ Yes |
| Rear-end collision damages your bumper | ✅ Yes (collision) | ❌ No |
| Engine fails due to internal wear | ❌ No | ✅ Yes |
| Hailstorm dents the hood | ✅ Yes (comprehensive) | ❌ No |
| Transmission fails at 90,000 miles | ❌ No | ✅ Yes |
| AC compressor dies in summer | ❌ No | ✅ Yes |
| Hit by an uninsured driver | ✅ Yes (UM/UIM) | ❌ No |
| Electrical system failure | ❌ No | ✅ Yes |
| Vehicle theft | ✅ Yes (comprehensive) | ❌ No |
| Suspension and drivetrain wear | ❌ No | ✅ Yes |
These are the Subaru-specific factors to confirm before purchasing any extended warranty plan.
Subaru's CVT (Lineartronic) transmission is the single highest-cost failure risk on 2013+ models. CVT replacement costs $3,500 to $8,000 and is not covered by car insurance. Confirm your extended warranty explicitly includes the CVT unit.
EJ-series engines (older Outback, Forester, Legacy) are known for head gasket failure between 90,000 and 150,000 miles. Head gasket replacement costs $1,500 to $3,200 and is a high-value covered repair.
2012 to 2015 Subaru Outback and Forester FA20 engines have documented oil consumption issues (piston ring failure). Confirm engine internal coverage for these model years.
Subaru's standard AWD system adds drivetrain complexity. Confirm the rear differential and transfer case are covered, as these are expensive components unique to Subaru's full-time AWD.
WRX and STI owners should confirm turbocharger coverage specifically, including the intercooler and boost pressure components, as turbo failures on these models are common and expensive.
Subaru's factory powertrain warranty is 5 years or 60,000 miles. Extended coverage is most cost-effective when purchased before the factory expiry, especially given the CVT exposure on newer vehicles.
Select your Subaru model below to jump to the qualifier and check coverage options for your specific vehicle.
Avg repair: $652/year
Most common: Head gasket / CVT transmission / oil consumption
Check Outback Coverage →Avg repair: $652/year
Most common: Head gasket / CVT transmission / oil consumption
Check Forester Coverage →Avg repair: $652/year
Most common: Head gasket / CVT transmission / oil consumption
Check Impreza Coverage →Avg repair: $652/year
Most common: Head gasket / CVT transmission / oil consumption
Check Crosstrek Coverage →Avg repair: $652/year
Most common: Head gasket / CVT transmission / oil consumption
Check Legacy Coverage →Avg repair: $652/year
Most common: Head gasket / CVT transmission / oil consumption
Check Ascent Coverage →