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.

Product Details:

• 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

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.