MMR Chargepipe kit for BMW B58 The MMR high-flow chargepipes improve performance, reliability and aesthetics of your B58-powered BMW. With increased boost pressure, the standard pipework can be prone to splitting or cracking - our aluminium replacements ensure reliability, even at significantly increased outputs. Our aluminium chargepipes ensure reliability, even at significantly increased outputs. With increased boost pressure the cheap OE plastic pipework can be prone to splitting or cracking - it's more a question of 'when' than 'if' you'll experience boost leaks. By fitting the MMR lightweight aluminium replacement chargepipes, you can be assured of reliability even at significantly increased power outputs. The smooth bore pipework improves airflow versus the OE setup and prevents any deformation of the pipes under load or vacuum. The MMR charge pipes also improve throttle response and ultimately, power output. Finished in a durable crinkle black finish, contrasted by laser-etched MMR logo detailing, the MMR charge pipes look as good as they fit and perform. They also include a handy 1/8” bung for the easy addition of either methanol, or water injection. Features Kit complete with everything you need. Improve reliability, throttle response and ultimately, power output. Included seals for precise and consistent connections. Smooth bore mandrel-bent pipework. 1/8” bung for the easy addition of either methanol, or water injection. Full OE replacement. No modifications required. Fully reversible. Additional Information Finished in a durable crinkle black finish, contrasted by laser-etched MMR logo detailing, the MMR chargepipes look just as good as they fit and perform, and are an easy fit, direct-replacement for the OE pipework. Vehicle Fitment Series 1-Series 2-Series 3-Series 4-Series Chassis code F2x F3x Model year 2016+ Model variant M140i M240i 340i 440i Engine code B58