Milltek 2.5" Performance Cat-back Exhaust - BMW E8X 135i N54 | N55Installing a high flow catback exhaust is a quick way to pick up horsepower and torque. A catback exhaust will also give your BMW E8X 135i N54 N55 a sportier tone. All Milltek catback exhaust systems feature a bolt on design and mate seamlessly with your factory or most aftermarket downpipes. The resonated catback exhaust features a center resonator and rear muffler producing a more refined and quieter exhaust tone while the non resonated systems

The CTS B6 A4 1

(1) Reducer Bushing (3/8 to 1/4npt)

Premium Materials: Constructed from 304L "Aircraft" grade stainless steel for durability and resistance to corrosion

071-115-562-C / 071115562 C / 071 115 562 C / 071115562C

Dual 90mm (3

No check engine light (with Sport Cat option)

if you wanted to polish it up

The Track Edition retaining the same precision engineering as its Touring Edition counterpart

so there are no pressure pulses against the shaft seal

Turbo: GT30-GT35 Series Turbo or Similar Size

Does not trigger a CEL and complies with most emissions regulations

02M-911-023-G / 02M911023 G / 02M 911 023 G / 02M911023G