This high flow metal catalyzer for the Japanese EJ207 motor included in the 2008+ STi was designed to work on a modded engine producing up to 500whp. HKS designed this high flow with 2 smaller high flow catalyzers to improve exhaust flow with a larger 75mm to 65mm diameter. Works with stock cat-back or aftermarket cat-backs.
- Japanese Subaru Impreza STi & STi EJ207 GRB & VAB (2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020)
Note: This is a special order item. Final sale item!
In stock, non special order items can be returned within 30 days of the product arriving to your house or place of work.
Returns will NOT be accepted on final sales, special orders, opened, installed, incomplete, or otherwise used products. In order to initiate a return, an RMA number must be requested and approved via e-mail.
All returns will be subject to a 20% restocking fee minus complete shipping cost (roundtrip).
Any processed orders that have not shipped will incur a 6% cancelation refund fee unless the product was not available to ship within a timely manner. No fee will be incurred if used as store credit.
For complete details on our return policy, please see our Help and FAQ link under HELPFUL INFO.