Dinan 3.25" Resonator Delete Kit for BMW | F22 | M235iThe Dinan center pipe replaces the resonator in the M235i exhaust. By deleting resonators you can gain a little more volume from the exhaust. This is especially good if you're a fan of the stock exhaust sound and just want to hear more of it. And with less restriction there is a slight horsepower and torque gain as well! This pipe fits best with the Dinan Free Flow rear muffler but will fit on the stock exhaust too. Note: Only confirmed to fit with

the correct type and thickness of platinum wire or thick film ceramic measuring elements are selected and accurately calibrated to provide optimum performance

Our billet cap features a tapped hole that can be plugged or used to plumb a boost gauge

Single/Dual: Single

NOTE: This mount will ONLY fit 2008

This unique spring design also allows for unrestricted piston travel and flow volume regardless of the amount of pre-load adjustment added to the spring

1K0805915C9B9: Spoiler Retainer

This ensures that the head of the valve sits in the exact center of the seat

Distributing AWE products to over 75 countries makes simple installation a mandate of our brand

N90353501 - Intermediate Shaft O-Ring (Victor Reinz Brand)

1 x Ball Pin

Side Muffler Bypass Pipes

and we're pleased to be able to add power