VRSF N55 Sports Cat 3.5 inch Downpipe – BMW M135i and 335i – F Chassis PWG up to 2013
Upgrade your BMW N55 with the VRSF 3.5 inch high flow 200 cell sports cat downpipe. This premium stainless steel downpipe is one of the best value performance mods for the N55 engine, delivering faster turbo spool, reduced back pressure, a deeper, more aggressive exhaust tone and proven power gains with a tune. Perfect for BMW owners searching for a BMW N55 sports cat, M135i sports cat, 335i sports cat, N55 downpipe, VRSF downpipe, 3.5 inch N55 downpipe, PWG pre-2013 downpipe or high flow 200 cell cat for F20 F21 F30.
Hand crafted from TIG welded 304 stainless steel with smooth mandrel bends and CNC machined SS304 flanges, the VRSF N55 sports cat is engineered for flow, durability and fitment. We have run this hardware on our own cars and customer builds and the feedback has been excellent for spool, response and overall drivability.
Why choose the VRSF 3.5 inch N55 Sports Cat
- High flow 200 cell sports cat – reduces back pressure and increases exhaust flow
- Faster turbo spool and sharper throttle response on the N55 engine
- Noticeably more aggressive exhaust note while retaining refinement
- Made from TIG welded 304 grade stainless steel with smooth radius bends
- CNC SS304 flanges for precise, leak free fitment
- Gains of around 20 to 25 bhp with a suitable tune
- Optional Cerakote high temperature ceramic coating rated up to 1800°F to keep heat in the exhaust and reduce engine bay temperatures
- VRSF Lifetime Warranty. Note: ceramic coating and catted versions carry a 1 year warranty
Fitment – BMW N55 PWG 3.5 inch applications
This 3.5 inch sports cat downpipe fits the following PWG pre-07/2013 N55 models:
- BMW F20 F21 M135i N55 – up to 07/2013
- BMW F30 335i N55 – up to 07/2013
Important: Models produced after 07/2013 with EWG typically require the 4.0 inch version. M235i, 435i and M2 N55 generally use the 4.0 inch variant. Not sure which you need? Email us the last 7 of your VIN and we will confirm the correct downpipe for your car.
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Ceramic coating option
We offer professional Cerakote high temperature ceramic coating to help retain exhaust heat, improving efficiency and reducing under bonnet temperatures. Warranty on ceramic coating is 1 year.
Fitting and support
For professional installation, choose Nforcd in Warwickshire. We can supply and fit, liaise on tuning requirements and confirm PWG or EWG fitment. Request a fitting quote at Sales@nforcd.com. If you are unsure on compatibility, send us your VIN and we will verify before you order.
Upgrade your BMW N55 with the VRSF 3.5 inch sports cat for improved performance, sound and reliability. In stock for fast UK delivery from Nforcd.