Secondary Downpipes BMW XM G09Secondary downpipes for the BMW XM G09 4. 4i V8 S68 enhance performance by replacing the secondary (lower) catalytic converters while maintaining the primary converters. This approach improves exhaust flow, leading to several benefits: No Check Engine Light! Performance Gains: Increased power output and faster turbo spool up result from reduced backpressure; Improved Exhaust Sound: The modified system produces a deeper, more aggressive exhaust note;

100% bolt-on installation (for models with and without OPF/ GPF)

Retains OEM OPF/GPF sensor ports positions

Worldwide shipping available

Significant improvement in overall engine performance

9 V6 E3 536 9Y0 (SUV & Coupe) are designed to be a direct bolt-on replacement for the stock catalytic converter

Improved Power

Combined with a Slip-On Line (Titanium) delivering a deep

and a well-defined and strong burble as the revs rise

ensuring ease of replacement with factory parts

ECE type approval is only valid for cars equipped with gasoline particulate filter

Using Akrapovič technology

and these beautifully crafted additions are designed to fit perfectly with the carbon- diffuser