The VRSF catless Downpipe for BMW N55 engines is one of the most effective upgrades for immediate power gains and improved turbo performance.
Removing the restrictive catalytic converter significantly reduces back pressure, resulting in faster turbo Spool-up, +20–25 pk (with a tune) and a much more aggressive exhaust note. Made from high-quality SS304 stainless steel with CNC-machined flanges for a perfect fit and durability.
Benefits
• +20–25 pk with
software• Faster turbo Spool•
Lower back pressure•
More aggressive exhaust note•
High-quality SS304 construction•
Lifetime warranty
Technical specifications
• Diameter: 3.5” or 4.0” (depending on model)
• Material: SS304 stainless
steel• Construction: TIG
welded• Flanges: CNC-machined
SS304• Type: catless (without catalytic converter)
Important information
• Up to 07/2013 → 3.5”
version• After 07/2013 → 4.0”
version• M235i / 435i → always 4.
0”• Not sure? Check via VIN
Compatibility
BMW• 1 Series F20/F21 –
135i• 2 Series F22/F23 –
235i• BMW M2 F87 – 3.
0• 3 Series F30/F31/F34 –
335i• 4 Series F32/F33/F36 – 435i
Contents
• VRSF Downpipe
Frequently Asked Questions
Is tuning required?
Yes, a tune is recommended for maximum power gain (+20–25 pk).
Is this a direct fit?
Yes, plug & play provided the correct diameter is selected.
Is this legal?
catless downpipes are generally not permitted on public roads.
