Fabspeed Porsche 965, 964 Turbo, 965 HJS High flow Sport Cat (1990-1994) 675LT With the valves closed the

With the valves closed the exhaust note has a classic smooth flat-six sound that is slightly louder than stock

which means that “bench unlocking” with direct access on the ECU is no longer possible

Made in the USA: Proudly designed and manufactured in the USA

Pay special attention to the turbo wastegate linkage to prevent damage

race headers

Fabspeed Porsche 965, 964 Turbo, 965 HJS High flow Sport Cat (1990-1994) 675LT With the valves closed theHP: +37 TQ: +42 WT (lbs): 45 Upgrade and replace your obsolete, illegally deleted, restrictive old and shot to hell, factory 1990s Porsche Catalytic converter. A super high flow "Clean and Green" TM upgrade for all 965, 964 Turbos, C2 Turbos that have NO CATALYTIC converter with Fabspeed Motorsports 200cell HJS German High flow Catalytic Converter. HJS German high flow trimetallic "state of the art" catalytic converters flow 90+% of a straight pipe.