Unknown Performance V2 Burnt Tips 2008+ STi & 2011+ WRX Hatchback




Unknown Performance Cat back systems are hand built to the highest standard utilizing premium quality materials and techniques.

Exhaust material consist of SUS304 stainless, mandrel bend piping which is polished then brushed, precision TIG welding, thick flanges and are supplied with all the bolts, nuts, flanges, V-band clamps, slipt joint clamps (where needed) gaskets for a no fuss installation.

All exhaust systems are design and tested on the vehicles to ensure excellent fitment. We aim to give the best possible fitment even with much larger piping and tips in order for a installation straight forward.

We use a resonated mid pipe helps reduce drone. Utilizing 3″ mid pipe reduce to 2 x 2.5 inch piping at the Y pipe for optimum performance.

Material: S304 Stainless.

Piping Size:  Full 3 inch brushed piping to 2x 2.5 inch at Y pipe..

Mufflers: Dual brushed stainless steel mufflers.

Tips: 4″ Single Wall Burnt Tips


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