Cat-Back AUDI S3 8V Sedan, Varex Valved XFORCE Exhaust System Including SmartBox Control Kit (ES-AS313S-VMKSB-CBS) xr8 this cat back exhaust ensures

this cat back exhaust ensures optimal exhaust flow and reduced back pressure

entering the Varex muffler

Cupra Ateca valved exhaust

Crafted from durable HIGHER GRADE 304 stainless steel

Cat-Back AUDI S3 8V Sedan, Varex Valved XFORCE Exhaust System Including SmartBox Control Kit (ES-AS313S-VMKSB-CBS) xr8 this cat back exhaust ensuresDescription 3" 304 Stainless Steel Cat Back Exhaust System With Varex Features Give your Audi 8V S3 the soundtrack it deserves with the XFORCE cat back exhaust system, complete with VAREX valve control. Constructed of 304 grade stainless steel, the XFORCE high flow 3 bore system and race style rear muffler helps reduce exhaust gas pressure for enhanced performance, whilst the integrated VAREX exhaust valve and Smartbox controller gives you complete