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Milltek Secondary Catalyst Bypass | Audi RS3 8V Dual Catalyst Systems

SKU: SSXAU588

$330.63 $330.63 $267.81 $267.81
Milltek Secondary Catalyst Bypass removes secondary catalysts from dual-pipe systems, improving exhaust flow. Direct OEM+ fitment for Audi and VAG platforms using factory hangers. T304L stainless, hand-finished.

Description

The Milltek Cat Back Secondary Catalyst Bypass removes the secondary catalyst from dual-pipe exhaust assemblies, improving gas flow and reducing restriction. Direct bolt-on fitment uses OEM hangers—no modifications required.

Hand-finished T304L stainless steel construction. Compatible with both OE and Milltek cat-back systems. Not required on turbo-back systems. Designed for vehicles with secondary catalyst architectures common to VAG platforms.

  • Fits OE cat-back exhaust systems
  • Fits Milltek cat-back exhaust systems
  • T304L stainless steel, mandrel-bent construction
  • OEM+ fitment, uses factory hangers
  • Engineered to eliminate secondary cat restriction

Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.

Key Facts

Pipe Diameter 76.20
  0 hours to fit (including removing OE system)
Race Product Yes
EMarked No

System Fitment List

    • Audi > RS3 > Saloon/Sedan (8V MQB) > 2017 and Later
    • Audi > RS3 > Saloon/Sedan (8Y MQB EVO) > 2022 and Later
    • Audi > TT MK3 > TTRS 2.5TFSI Quattro > 2016 and Later

Shipping Information

This system ships in 1 box.

Box 1: 40 x 16 x 12 at 15.44lbs