Wagner Tuning Downpipe Catless BMW M135i (F20) / 335i (F30/F31) 2013 105mm

Wagner Tuning Downpipe Catless - BMW M135i (F20) / 335i (F30/F31) 2013 - 105mm

Wagner Tuning builds its exhaust hardware from German engineering know-how, focusing on reducing turbo back pressure and thermal load without compromising durability. This catless downpipe is a direct replacement for the restrictive factory unit on the BMW M135i and 335i, built from 1.4301 stainless steel for long term reliability under boost.

This listing covers the BMW M135i (F20) and 335i (F30/F31) built up to 06/2013, fitted with the N55 engine. It replaces OEM part number 18328603875 and uses a 105mm connection diameter for a factory style fit.

Important: This is a catless downpipe — race and motorsport use only, not intended for road-registered vehicles. ECU coding will be required to prevent engine management light errors after installation.

Specifications

• Material: 1.4301 stainless steel (SS304)
• Connection diameter: 105mm
• Catless design — no catalytic converter fitted
• Replaces OEM part number 18328603875
• Reduces back pressure for reduced thermal load on the turbocharger
• Designed as a direct fit replacement for the factory downpipe

Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your vehicle's year and chassis are confirmed before ordering.

Not sure if this downpipe suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.