08 Impreza single exit backbox with 2.5" Pipework
Fits WRX and WRX-S models, some diesel RX/RC models also
Made to order by H&S, allow around 7-10 days for manufacture and delivery
Note
As this product is louder than the factory fitted system, it may not be road legal in your country, therefore please check your local laws & regulations before purchase and/or install.