FellyBuilt Evo 4/5/6 Stainless Steel Cat-Back Exhaust *Discontinued* Vacuum Gauge NOT LEGAL FOR SALE OR

NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY EMISSION CONTROLLED MOTOR VEHICLE

drag and road race applications

Adjusting the degree of your cams or altering your cam timing has always been a way to maximize performance from your engine

• 2004-2006 Subaru STi*

FellyBuilt Evo 4/5/6 Stainless Steel Cat-Back Exhaust *Discontinued* Vacuum Gauge NOT LEGAL FOR SALE OR*Discontinued* This part was discontinued by FellyBuilt in July 2025 and we have none remaining in stock. The FellyBuilt Evo 4 5 6 Stainless Steel Cat Back Exhaust is Hand Fabricated and Tig Welded by Fellybuilt in Canada. Two versions to fit your stock cat or a full 3" Cat Back for maximum flow and fitment with a 3" High Flow Cat Downpipe. High Quality Stainless with factory routing utilizing factory hangers gives this OEM Asthetic with a clean high