HJS | B58 Gen 2 ECE Downpipe 300 cell for BMW 540i/640i/740i/840i/M340i/Z4/Toyota Supra 3.0

Technical Details:
• ECE road approval
• 300 cpsi stainless steel catalyst
• Pipe diameter Ø89 mm / 76 mm with V-belt clamp to the exhaust system
• Flow-optimised inlet flange for optimum flow to the catalyst and Venturi effect to increase the flow velocity
• 50% raised Flow Bench
• Up to +15HP / +20NM

Manuf.   Model                                 Power       Engine         
BMW       M340i xDrive                         275kW       B58B30B      
BMW       540i                                        250kW       B58B30C       
BMW       540i xDrive                            250kW       B58B30C     
BMW       640i Gran Tourismo              250kW       B58B30C   
BMW       640i Gran Tourismo xDrive  250kW       B58B30C       
BMW       740i Limousine                      250kW       B58B30C      
BMW       740i Limousine xDrive          250kW       B58B30C      
BMW       840i Cabrio                           250kW       B58B30C       
BMW       840i Cabrio xDrive               250kW       B58B30C       
BMW       840i Coupé                           250kW       B58B30C      
BMW       840i Gran Coupé xDrive      250kW       B58B30C       
BMW       Z4 M40i                                 250kW       B58B30C       
Toyota    Supra Mk5                             250kW       B58B30C