Dinan Valved Cat-Back Exhaust System | G01 X3 · G02 X4 M40i | 3.0L Turbo I6 [B58]

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Dinan Valved Cat-Back Exhaust System | G01 X3 · G02 X4 M40i | 3.0L Turbo I6 [B58]Looking to elevate the acoustics of your X3 M40i X4 M40i with an exhaust system that not only offers a much improved sound while retaining the the flexibility associated with valves, but also raises the eye appeal beyond the mundane? Look no further than the Dinan valved cat back to meet all your needs and then some! The full cat back requires no cutting and utilizes factory mounting locations that allow the Dinan exhaust system to be a

bar and plate core

Easy to drain

Allows AN-6 PTFE to fit AN-6 ORB

4- 35mm Zinc Plated Bolts

The included stainless-steel Clampco T-bolt clamps prevent the hoses from coming loose under heavy pressure and under high temperatures

Stand out from the crowd with our new updated RS-style oval black optics exhaust tips

Every Window Filler Plate is lightly engraved with our aerofabb® logo

and two hose clamps to ensure the hose stays safely secured

APR Intake MAF Adapter (OPTIONAL)

smaller 75mm throttle bodies do not completely open up the factory restriction

While these regulators are set with precision there are factors that can prevent the regulator from holding target pressure

and is 100% reversible if you ever need to return your car to stock