GReddy Circuit Spec Front PipesFor Nissan GT-R R35Engine code : VR38DETTRemoves the primary catalytic convertersSUS304 stainless steelTube diameter : 76.3 mmBolt-on fitmentMade in JapanGReddy part number : 10520601 GReddy Circuit Spec Front Pipes SpecificationsKnown worldwide for its exhausts the Japanese manufacturer GReddy 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 GReddy recommends to have the ECU remapped by a professional.Caracteristics :Section : front pipeMaterial : stainless steelType : 2 pieces diam. 76.3 mm