Decat G Reddy Circuit Spec Nissan GT-R - 10520601 - G Reddy Circuit Spec Front Pipes For Nissan GT-R R35Engine code : VR38DETT Removes the primary catalytic converters SUS304 stainless steel Tube diameter : 76.3 mm Bolt-on fitment Made in Japan G Reddy part number : 10520601G Reddy Circuit Spec Front Pipes Specifications Known worldwide for its exhausts, the Japanese manufacturer G Reddy presents the Circuit Spec front pipes for Nissan GT-R R35 with VR38DETT engine. These SUS304 stainless steel pipes remove the two standard primary catalysts and improve gas flow, engine response and overall performance. As they remove important parts of the car's emission control system, their use is prohibited on open roads. Warning: After installing these front pipes, the engine warning light (catalyst fault) may turn on. In this case, G Reddy recommends to have the ECU remapped by a professional. Caracteristics : Section : front pipe Material : stainless steel Type : 2 pieces, diam. 76.3 mm