BMW N55 Catless Downpipe for E82 135i, E9X 335i & E84 X1

Upgrade your BMW 135i, 335i, or X1 35i with the Palenon Performance Catless N55 Downpipe designed for N55 engines (2010-2013). This high-performance downpipe is the ultimate modification for enthusiasts looking to enhance their vehicle's power and sound. By removing the restrictive factory catalytic converter, our downpipe reduces back pressure, allowing for faster turbo spool and a significant boost in horsepower—gaining an impressive 25-30 hp with a proper tune. Experience a more aggressive exhaust note that will turn heads and enhance your driving experience. N55 135i Downpipe N55 335i Downpipe N55 X1 Downpipe Features Premium Build: Handcrafted from 3.5” mandrel bent, TIG-welded 304 grade stainless steel for durability and longevity. CFD Optimized Merge Collector: The unique cast merge collector provides a smooth transition from turbo to mid-pipe, reducing turbulence and maximizing flow. Universal Fit: Compatible with both right-hand and left-hand drive models, ensuring an ea