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You will see many other brand "J" pipes in the market with these weird cut angles that are not ideal for optimum air flow and causes turbulence compared to the factory "J" pipe
Made in the USA
Hundred of dollars wasted on a track day you can't enjoy because your car can't make a single lap under full power
headlight washers
Our Competition Series 4" Downpipes for your 2011-16 535i (F10) and 2011-16 640i (F13)
Competition Series Catless Downpipes 2023+ XM S68 Engine X3M You will see many otherIntroducing our new Competition Series Catless Downpipes for your twin turbo S63M engine! Fits 2023+ XM (G09) S68 Engine! Key Features: Made in the USA! Manufactured in house. Now available for the 2023+ BMW XM (G09) S68 Engine! Higher Max Horsepower Power Curve Higher Initial Torque Curve. Torque curve hits faster and higher and longer. Better throttle response and faster turbo spool up times. Mandrel Bent 3" piping. Smooth transition to the exhaust
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![311 Small Sunburst [USED] Steel Alloy](https://cdn.shopify.com/s/files/1/2079/4019/products/DSC00503.jpg?v=1653419943)