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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Carried out with hours of dyno testing
435i Gran Coupe (F36)
and not just a 'glory' BHP figure found at high rpm where you don't spend the majority of your time
We can take the 135i to a realsitic 370bhp with 70 lb
Under normal driving the upgrade gives a smoother power delivery with less initial turbo lag
Supersprint Rear Exhaust 100mm Tailpipes - BMW 1 Series F20/F21 M135I/M140I Mini F54 Carried out with hours ofSupersprint Rear exhaust right O100 left O100 Fitting this components will remove the electrical bypass valve present on the OEM muffler. This doesn't involve any electronic, performance or sound issue. Unlike the stock muffler, this exhaust has a perfectly symmetrical separation of the gas between left and right side. The 100mm tips don't need any trimming of the valances. They are available in matte black, polished black and satin silver on request.
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