Description
This valved, Unitronic Performance Turbo-Back Exhaust System for the 8Y S3 equipped with the 2.0 TSI EVO4 engine features a CFD optimized upper downpipe section with a GESi 5" UHO+ catalytic converter which flows into 3-inch T304 Stainless Steel mandrel bent tubing, a high density, high temperature fiberglass wool packed muffler with multiple exhaust tip options and high quality v-band fasteners with T316 Stainless Steel flanges.
These attributes combined with extensive R&D testing, help ensure perfect fitment and maximum performance, while maintaining a comfortable and unobtrusive exhaust tone inside the cabin.
This specific assembly includes 4" Polished Round Tips by default which can be replaced by Black Tips (optional).
Warranty Registration is REQUIRED for all products integrating GESi Catalyst(s) HERE.
These attributes combined with extensive R&D testing, help ensure perfect fitment and maximum performance, while maintaining a comfortable and unobtrusive exhaust tone inside the cabin.
This specific assembly includes 4" Polished Round Tips by default which can be replaced by Black Tips (optional).
Warranty Registration is REQUIRED for all products integrating GESi Catalyst(s) HERE.
Features / Benefits
- Valved Exhaust System:
Retains OEM valve position and functionality. - 3-inch T304 Stainless Steel Tubing:
Quality rust-resistant material that will outlast your vehicle. - T316 Stainless Steel V-Band Flanges:
Durable, rust-resistant and cnc machined. - Direct Bolt-On Fitment:
Uses all factory exhaust hangers which do not require modifications or adjustments. - 400CPSI Catalytic Converter
GESi 5” G-Sport UHO+ 400cpsi Catalytic Converter which meets or exceeds local testing standards. - TIG Welded Construction:
Professionally hand welded to ensure longevity and leak proof resistance. - Unique V-Band Fastening System Featuring Clampco® Clamps:
Maintain a perfect alignment while insuring a leakproof connection every time. Fully reusable and quick to install. - Straight-Through, Free Flowing Muffler Design:
Optimal performance achieved by removing restriction and reducing back pressure. - Sound Reflection Chamber Technology:
Sound reflection chamber used to cancel unwanted sound frequency and ensure a deep tone. - Sound Absorption Technology:
Perforated chamber packed with High quality and durable high temperature fiberglass wool. Assures a deep tone and unwanted frequency absorption. - Polished 4" inch Round Exhaust Tips:
Mirror polished tips engraved with the Unitronic logo. - Optional Chrome or Black 4-inch Slash Cut Round Exhaust Tips:
Also engraved with the Unitronic logo, these tips are easy to swap with their slip on design.
Hardware Included
- CFD Optimized Upper Downpipe Section
- GESi 5" UHO+ Catalytic Converter
- OEM-style corrugated mesh flex bellow
- Resonated Midpipe Section
- Fiberglass Wool Packed Muffler with Valves
- 4" Polished Round Tips w/ Engraved Logos
- Locking V-Band Exhaust Clamps
- V-Band Sealing Rings
- All Necessary Hardware
Required Software
- Stage 2
Sealing V-Band System
Unitronic Exhaust Systems feature a unique sealing v-band fastening system, using T316 stainless steel flanges and a locking ring to guarantee a centric alignment which ensures a leak proof connection every time.
Meets or Exceeds Local Testing Standards
Meets or Exceeds Local Testing Standards
While working closely with GESi through several iterations of their G-Sport Emissions Systems Catalytic Converters over the years, our goal once again was to ensure this product would satisfy our compliance demands, while fulfilling Unitronic's performance related goals. The team quickly opted for a GESi 5" UHOX converter for this Performance Downpipe, which met the requirements for the 2.0TSI EA888 EVO4 engine, while being rated for a massive 1000HP.
Unbeatable Construction with Precise Fitment
Featuring 3-inch T304 Stainless Steel mandrel bent tubing, a quality material that won't rust and will outlast your vehicle, this 8Y S3 Turbo-Back Exhaust system is backed by Unitronic's limited lifetime warranty.
Install
Featuring a unique v-band fastening system and quality engineering using the latest in 3D modeling technology, Unitronic Performance Exhaust Systems are made easy to install.
Downpipe installation instructions
Cat-Back installation instructions
Downpipe installation instructions
Cat-Back installation instructions
