Unitronic Cat-Back Exhaust for MK7 & MK7.5 Golf R and 8V/8Y S3 (UH053-EXA)

Unitronic Cat-Back Exhaust for MK7 & MK7.5 Golf R and 8V/8Y S3 (UH053-EXA)

Unleash a new level of performance and sound with the Unitronic Cat-Back Exhaust System for your MK7 & MK7.5 Golf R or 8V & 8Y S3 equipped with the 2.0 TSI EA888 Gen 3 MQB engine. This premium exhaust system is engineered to deliver maximum flow, improved performance, and a deep, aggressive exhaust note without being intrusive inside the cabin.

Crafted from 3-inch T304 Stainless Steel with T316 Stainless Steel V-band flanges and featuring a high-density fiberglass wool-packed muffler, the Unitronic Cat-Back exhaust is designed to provide a perfect balance of durability, sound, and performance. This system retains the functionality of the OEM exhaust valves, allowing you to control exhaust volume with a simple push of a button.

Choose between several premium exhaust tip options, including the standard 4.5-inch polished oval tips or optional round chrome or black tips for a more aggressive look. Designed with valved functionality, straight-through muffler technology, and advanced sound cancellation features, this exhaust system is perfect for enthusiasts seeking the ultimate driving experience.

Fitment:

• Compatible with:
  • MK7 & MK7.5 Golf R (2015-2022)
  • 8V & 8Y Audi S3 (2015-2022)
• Engine Compatibility: 2.0 TSI EA888 Gen 3 MQB
• Exhaust Configuration: Direct bolt-on to factory exhaust hangers

Key Features:

• Valved Exhaust System:

  • Retains OEM valve functionality, giving you control over your exhaust volume with the push of a button. Whether you prefer a quiet cruise or a more aggressive sound, the valved system ensures you get the best of both worlds.

• 3-Inch T304 Stainless Steel Tubing:

  • Crafted from high-quality rust-free T304 stainless steel, this tubing is designed for durability and will outlast your vehicle. The mandrel-bent construction ensures smooth airflow and minimal backpressure for optimal engine performance.

• T316 Stainless Steel V-Band Flanges:

  • Designed for durability and rustproofing, these CNC-machined flanges offer superior fitment and leak-proof resistance. The V-band fastening system maintains perfect alignment and ensures a secure, leak-free connection every time.

• Straight-Through Muffler Design:

  • The free-flowing muffler design maximizes performance by removing exhaust restrictions and reducing back pressure, helping your engine breathe more easily and unleash its full potential.

• Sound Reflection Chamber & Absorption Technology:

  • Advanced sound reflection chamber technology cancels unwanted frequencies for a clean, deep exhaust tone.
  • The fiberglass wool packing absorbs unwanted sound frequencies, providing an aggressive exhaust note on the outside while maintaining a comfortable, non-intrusive sound level inside the cabin.

• Polished 4.5” Oval Exhaust Tips:

  • Mirror-polished, engraved with Unitronic logos for a sleek, high-end appearance. These tips offer a stunning visual upgrade to your Golf R or S3's rear end.
  • Optional Round Tips available in chrome or black for a custom look. The slip-on design makes swapping tips easy and hassle-free.

• Direct Bolt-On Fitment:

  • The Unitronic Cat-Back is a direct bolt-on replacement for your OEM exhaust, using the factory exhaust hangers and no modifications required. Installation is straightforward and can be completed with basic mechanical knowledge.

• Universal Fitment:

  • The included OEM-sized reducer allows for easy installation with the factory exhaust, while an optional 3” adapter is available for most aftermarket exhaust systems.

Hardware Included:

• Unitronic 3” Mid-Pipe with resonator
• Unitronic 3” Rear Section with muffler and valves
• Unitronic 4.5” Oval Exhaust Tips with engraved logos
• Unitronic 3” V-Band Exhaust Clamps
• Unitronic 3” V-Band Sealing Rings
• Unitronic 3” V-Band Adapter
• All necessary installation hardware for a complete, hassle-free installation

Recommended Software:

For optimal performance, we recommend pairing the Unitronic Cat-Back Exhaust with Unitronic Stage 1, Stage 1+, or Stage 2 Performance Software. When equipped with Unitronic’s 3” Downpipe, the Stage 2 Software unlocks the full performance potential of this system.

Recommended Hardware:

• Unitronic 3” Downpipe for 2.0 TSI Gen3 MQB (AWD) — For Stage 2 Performance Software compatibility.
• Carbon Fiber Intake System with Air Duct for 1.8/2.0 TSI Gen3 MQB — To further enhance airflow and performance.
• Charge Pipe Upgrade Kit for MQB — To improve turbo efficiency and response.
• Intercooler Upgrade Kit for 1.8 and 2.0 TSI Gen3 MQB — To reduce intake temperatures and increase performance.

Performance Gains:

The Unitronic Cat-Back Exhaust is engineered to maximize airflow, reducing exhaust restrictions and allowing for an increase in overall engine performance. When combined with the Unitronic Stage 2 Software and supporting hardware, you can expect significant gains in both horsepower and torque.

Unmatched Design & Construction:

Unitronic’s exhaust systems are engineered with the latest in 3D modeling technology and tested rigorously to ensure a perfect fitment and the best possible performance. The TIG-welded construction ensures longevity, durability, and leak-proof resistance. The V-band fastening system further guarantees ease of installation and removal, while maintaining a secure and leak-free connection.

Install:

• Installation Time: Approximately 2-3 hours
• Installation Difficulty: Moderate (basic mechanical skills required)
• Tools Required: Standard hand tools (socket set, screwdrivers, etc.)
• Installation Notes: This system is a direct bolt-on replacement for your OEM exhaust. The V-band system ensures easy and quick installation with no need for additional modifications.

Why Choose the Unitronic Cat-Back Exhaust?

The Unitronic Cat-Back Exhaust is the perfect solution for MK7 & MK7.5 Golf R and 8V/8Y Audi S3 owners looking to enhance their car’s performance and sound. With its valved design, premium stainless steel construction, and unique sound technology, it provides both an aggressive exhaust note and impressive power gains. Whether you’re cruising on the highway or pushing the limits on the track, this exhaust system delivers performance without compromise.