HJS Performance Upgrade tuning catalysts and downpipes keep demanded exhaust gas analysis emission levels and are also suitable for vehicles with EOBD HJS Tuning Downpipe 65mm Mini 1.6 Euro 5 Tuning Downpipe with ECE 103 R approval Tuning Downpipe / Downpipe with Euro 5 Catalytic converter Norm: Euro 5 Brand: Mini Model: 1.6 Motor type: N14-B16A, N18-B16A, N18-B16C Diameter: 65mm Cells: 200cpsi The HJS tuning experts have further developed the MINI Downpipe, which is already well-known. The pipe diameter could be increased to 65 mm by optimizing the pipe run. This ensures better response and thermal relief of the turbocharger. An improvement in performance and torque of up to 8 hp and 10 NM is clearly noticeable. And last but not least, the 200cpsi metal carrier used ensures a sporty sound. The original heat shield is compatible with the downpipe and can be installed without any problems. With the ECE approval, an entry in the vehicle documents is not necessary.