BMW M135i (F20/F21) Cat Back Performance Exhaust
This BMW M135i performance exhaust is made in 3"/76.2mm pipework and fit from the catalytic converter section backwards (Cat-back) these exhausts replace the centre and rear sections.
This resonated exhaust includes the centre silencer and has a subtle but sporty tone. This exhaust however, is also available as a non-resonated version (excluding the centre silencer) which is a louder option.
This non-resonated exhaust makes the system louder as it excludes the centre silencer and therefore, has a sportier exhaust note. This exhaust however, is also available as a resonated version (including centre silencer) which is a quieter option.
All relevant fittings and gaskets are supplied.
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Professional installation is recommended on all of our products. Please contact us to see if we offer a fitting service for the item(s) you wish to purchase.