BMW N54 3in Catless Downpipes - E82 / E90 / E92/93 E-Series

Unlock the full potential of your twin-turbo N54 with our Catless Downpipes, engineered to maximize power, throttle response, and exhaust sound. By removing the restrictive factory catalytic converters, these downpipes dramatically reduce backpressure—allowing your turbos to spool faster and deliver significantly more horsepower and torque when paired with tuning.

Built from premium T304 stainless steel, these downpipes feature 3” mandrel-bent tubing that tapers smoothly for a perfect fit with your stock or aftermarket exhaust system. CNC-machined flanges and TIG-welded construction ensure long-lasting durability and OEM-level fitment.

Performance Benefits:

• Gains of +20–30whp / +25–35wtq with tuning

• Faster turbo spool and sharper throttle response

• Aggressive exhaust tone with enhanced turbo whistle

• Direct bolt-on fitment for all BMW N54 E-Series platforms

Vehicle Fitment:

• E82 135i (2007–2010)

• E90/E91 335i (2007–2011)

• E92/E93 335i (2007–2013)

• E60 535i (2008–2010)

• Z4 35i / 35is (2009–2016)

Perfect for enthusiasts chasing maximum performance and sound, these catless downpipes are one of the most effective upgrades available for the legendary N54 platform.

⚠️ For off-road / race use only. Will trigger CEL without tuning. Not emissions compliant.