Modification of your vehicle

Your vehicle should not be modified other than with genuine SUBARU parts and accessories. Other types of modifications could affect its performance, safety or durability, and may even violate governmental regulations. In addition, damage or performance problems resulting from modification may not be covered under warranties.
See also:
Installing child restraint systems with A/ELR
seatbelt
- Child restraint systems and seatbelts
can become hot in a vehicle
that has been closed up in sunny
weather; they could burn a small
child. Check the child restraint
system before you p ...
Turbo models
Except STI
The engine is designed to operate using premium unleaded gasoline with an octane rating of 91 AKI (95 RON) or higher. If premium unleaded gasoline is not available, regular unleaded gasoli ...
New Chassis Tuning for 2011
The Subaru Impreza WRX STI was already a highly optimized performance
machine. Specific chassis tuning. Aluminum front lower L-arms reduce unsprung
vehicle weight. Major chassis tuning changes inc ...
