Fabspeed Porsche 986 Boxster Primary Competition Link Pipes (1997-1999) - FS.POR.9861.PCB Non-OPF/GPF Models Valve simulators are included to

Valve simulators are included to prevent a check engine light

82mm Throttle Body

and driving characteristics of the Volkswagen Touareg by reprogramming various sensor inputs

607 TQ at the Crank

Passenger side discontinued from GM

Fabspeed Porsche 986 Boxster Primary Competition Link Pipes (1997-1999) - FS.POR.9861.PCB Non-OPF/GPF Models Valve simulators are included toReplaces the restrictive factory catalytic converters with much less restrictive straight through pipes for maximum flow and performance for use with the stock exhaust. FEATURES: Fits all Porsche 986 Boxster S vehicles (1997 1999) Fabspeed's Primary Catbypass Pipes replace the restrictive factory catalytic converters with much less restrictive straight through pipes for maximum flow and performance. Direct bolt on replacement for the heavy factory