CTS Turbo is proud to announce our BMW N54 135i/335i (RWD ONLY) CAST downpipes.

Made from 2.5″ T304 stainless steel, these downpipes offer far superior flow compared to the OEM pipes. Increase your throttle response, power and improve the sound of the engine. A wideband oxygen sensor bung is included on each pipe.

For installation, you will require the following fittings:

• 2x Genuine BMW N54 N55 N63 S63 V-Band Exhaust Clamp (Inc. 1M, M2, 335i & Z4 35is)
• 2x Genuine BMW N13 N54 N55 S55 Downpipe Gasket - Turbo Side (inc. 1M, M2 Competition, M3, M4, M135i, 135i, 335i & Hybrid 3)
• 1x Genuine BMW N54 N55 E60 E88 E90 Downpipe Gasket Kit (Inc. 1M, 135i, 335i & 535xi) 

• Stainless steel cast downpipe inlet elbow
• 2.5″ Mandrel-bent Stainless Steel Pipes
• T304 Stainless Steel Flanges
• T304 Stainless Steel 02 bungs
• 100% TIG Welded by Hand
• Great Sound

Note:

• To remove the CEL that will occur, proper tuning software must be used.
• RACE USE ONLY, NOT FOR USE ON PUBLIC HIGHWAYS
• These downpipes do not fit XI models with the AWD drivetrain.

• BMW 1 Series E82 E88 135i N54 (2006-2011)
• BMW 3 Series E90 E91 E92 E93 335i N54 (2005-2013)

Please Note: These downpipes fit RWD models only. Does not fit XI models with the AWD drivetrain.

To ensure the part(s) you have ordered fits your vehicle, we run a compatibility check prior to dispatch. We can do this either using your registration number(UK) or the last 7 digits of your VIN. Simply enter your car details prior to checkout. 

CTS-EXH-DP-0004

Manufactured by

CTS Turbo

Warranty

1 Year CTS Turbo Warranty