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.
- 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 aftermarket exhaust system or 3" slip fit adjustable link to match to any Unitronic exhaust system.
- 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