Unitronic 3" Downpipe for B8/B8.5 A4/A5

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  • Regular price $1,039.99


Constructed of 3" T304 stainless steel mandrel bent tubing, T316 stainless steel flanges, a corrugated stainless steel flex section, and TIG welded fabrication, this downpipe is built to withstand the test of time, while performing to the max. All Unitronic downpipes come equipped with a 200-cell high flow metallic catalytic converter and all transitions are flow-matched to allow for maximum performance and airflow.

In addition, Unitronic exhausts feature an easy-to-use v-band exhaust fastening system to ensure a fast and effortless installation and precise fitment. To finish it off, an OEM-inspired catalytic converter heat-shield protects against unwanted heat radiating in the exhaust tunnel. Every Unitronic Exhaust System comes embossed with a Unitronic logo, equipped with an individualized serial production plate to ensure authenticity, and a brushed matte finish for an elegant appearance that will last a lifetime.

 

Features / Benefits

  • 3-inch T304 Stainless Steel Mandrel Bent Tubing:
    Quality Material that will not rust and will outlast your vehicle.
  • T316 Stainless Steel Flanges:
    Durable, rust proof and cnc machined.
  • Factory Catalyst Position:
    Ensure maximum efficiency of the catalytic converter in line with OEM catalytic converter warm up strategy.
  • 200-Cell Metallic Matrix High-Flow Catalyst:
    Highly durable Matrix allowing minimal power loss while assuring maximum efficiency and flow.
  • OEM-Inspired Catalytic Converter Heat Shield:
    Help to reduce radiant heat in the engine bay.
  • Direct Bolt-On Fitment:
    Use all factory exhaust hanger and doesn’t require any modification or adjustment.
  • OEM Oxygen Sensor Placement:
    No need for O2 sensor extension or modification of the wiring harness.
  • 4-inch Corrugated Stainless Steel Flex Section:
    High quality flex with inner interlock that will stay leak proof for years. It allows engine movement without stressing the factory rubber mounts.
  • TIG Welded Construction:
    Professionally hand welded to ensure longevity, resistance and leak proof.
  • Unique V-Band Fastening System Featuring Clampco® Clamps:
    Maintain a perfect alignment every time while insuring a leak proof connection every time. Fully reusable and quick install.
  • Sound Absorption Technology:
    Perforated chamber packed with High quality and durable high temperature Fiberglass wool. Ensure a deep tone and unwanted frequency absorption.
  • Universal Fitment:
    Come with OEM size reducer for a direct bolt-on. Optional 3” adapter available for any after market exhaust system or 3” slip fit adjustable link to match to any Unitronic exhaust system.

 

Hardware Included

  • Unitronic B8 & B8.5 A4/A5 3" Downpipe
  • Unitronic B8 & B8.5 A4/A5 3" Catalytic Converter Section
  • Unitronic 3" V-Band Exhaust Clamps
  • Unitronic 3" V-Band to 65mm Female V-Band Adapter
  • Unitronic 3" Seal Rings

Recommended Software

  • Stage 2