Dinan 3.25in High Flow Mid-Pipe | BMW M240i (17-21) (D660-0068) Drivetrain 25 Billet Shift Knob

25 Billet Shift Knob

providing an easy bolt-on replacement for stock pads

which translates into sharper steering and improved handling dynamics

4-inch diameter design allows for easy installation and compatibility with a variety of piping sizes

Dinan 3.25in High Flow Mid-Pipe | BMW M240i (17-21) (D660-0068) Drivetrain 25 Billet Shift KnobThe Dinan 17 21 BMW M240i Stainless Steel 3. 25in High Flow Mid Pipe is a performance upgrade designed to enhance exhaust flow and sound. Constructed from T304 stainless steel, this full mid section replaces the factory center section, including both resonators, with straight through 3. 25 inch tubing. This modification improves exhaust flow, resulting in a more aggressive tone and growl that complements the vehicles sound profile. Additionally, it