FABSPEED Porsche 964 Carrera HJS Sport Catalytic Converter (1989–1994)

A modern high-flow catalytic converter engineered as a direct replacement for the restrictive or deteriorated factory catalyst. Its T304L stainless-steel construction and premium HJS catalyst core support improved flow, throttle response, and a fuller air-cooled flat-six sound without interior drone.

Fitment: Porsche 964 Carrera C2, C4, RS America, Euro RS, and Speedster, model years 1989–1994.

• High-flow HJS German catalyst core
• 14–16 gauge CNC mandrel-bent T304L stainless steel
• Published Fabspeed dyno result: up to +28 hp at the crank and +16 lb-ft
• Direct bolt-on installation

Compliance: Confirm emissions legality for the vehicle and installation jurisdiction before purchase or use.