In axle-back form, the SwitchPath retains the M5s factory mid-section, coming in right at the rear axle.The AWE SwitchpathAxleback Exhaust maintains a 3 diameter, shaves weight from the rear, and retains the factory valve behavior.

Features:

• Designed, engineered, and manufactured in-house at AWE
• 17 lb weight savings with the SwitchPath Catback Exhaust
• Handcrafted from dual 3 U.S.-sourced CNC mandrel-bent .065 wall T304L stainless steel
• Less is more: clean, straight-through design
• Perfect fitment, guaranteed
• AWE No Check Engine Light Guarantee
• Lifetime warranty (one year on tip finishes)