Subaru Impreza (GVB) Sedan Ver.10 WRX STI Downpipe & Cat Pipe

The SuperCircuit has produced Downpipe and Cat Pipe for the Subaru Impreza 2.5L Sedan (GVB) WRX STI with single scroll turbo.

The SuperCircuit Catalytic-deleted Pipe for Subaru Impreza GVB 2.5L WRX STI is made of grade 304 mandrel bent stainless steel, then TIG-Argon welded. Compared with the factory stock Cat-pipe which has OD Ø60.7mm and ID Ø57.0mm, the SuperCircuit Cat Pipe has OD Ø63.5mm and ID Ø61.1mm.

Effectively increase the exhaust flow for better exhaust efficiency and tuning purposes.

The SuperCircuit 2.5" Turbo Downpipe for Subaru Impreza GVB 2.5L WRX STI is made of grade 304 mandrel bent stainless steel, then TIG-Argon welded. Note the inlet size of the SuperCircuit downpipe is significantly improved for better exhaust flow efficiency and boost actuator response.

The Subaru Impreza WRX STI Sedan with the single scroll VF48 turbocharger with internal wastegate rated at 221 kW (300 PS) and 407 N·m (300 lb·ft) of torque.

SuperCircuit Downpipe is wrapped with therma wrap and installed.

View from above with the SuperCircuit downpipe installed to the Impreza turbo.

For more information, please contact SuperCircuit Exhaust Pro Shop, Sunway Technology Park. Tel: 03 5632 2855 or join the SuperCircuit Exhaust Facebook for more updates and news.