2 Pc. Set
Fits all C2/C4 - Will Not fit the C4S

? T-304 Stainless Steel
? 8-11 HP Gain
? 50 State Street Legal
? Complies with Porsche Warranty
? Polished Mirror Finish
? Can reuse Stock Tips

Instant increase in Horsepower, 340 HP+ at the Crank
Eliminates over 20 pounds for the rear of the car
Throatier exhaust note. The sound of a true thoroughbred
Aggressive throttle response - Much quicker

Imported High Flow Catalytic Converters allow for a much higher volume of air to pass through them, this translates to more Horsepower and a throatier, aggressive exhaust note. Fits US and ROW cars. Complies with Porsche Factory Warranty.
Will not turn on the Check Engine Light
 
1/2 34 inches long
2/2 33 inches long

Hole that goes to header 278.69 mm on outside & 274.74 mm inside the hole
Hole that goes to muffler 275.60 mm on outside & 271.92 mm inside the hole.