Description
The Unitronic Valved 3-inch Cat-Back Exhaust System for the VW Mk8 Golf R and Audi 8Y S3/A3 Quattro 2.0T is designed to deliver unmatched performance, sound, and quality. Constructed from T304 stainless steel mandrel-bent tubing with precision T316 stainless steel v-band flanges, this system provides a perfect, leak-free fit every time.
Its high-density, high-temperature fiberglass wool–packed muffler, combined with valved functionality, ensures maximum airflow while maintaining a refined and unobtrusive exhaust note inside the cabin. Extensive R&D testing guarantees OEM-like fitment, optimal performance, and long-lasting durability.
This system comes standard with 4.5-inch polished oval exhaust tips engraved with the Unitronic logo. Optional 4-inch round chrome or black PVD tips are available separately to personalize the look of your vehicle.
Features & Benefits
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3-inch T304 stainless steel mandrel-bent tubing for corrosion resistance and durability
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Valved exhaust system for optimized performance and sound control
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T316 stainless steel v-band flanges with locking ring for secure, leak-proof alignment
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TIG-welded construction for strength and craftsmanship
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Direct bolt-on fitment with all necessary hardware included
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High-density, high-temp fiberglass wool muffler packing for deep tone and reduced cabin drone
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Multiple tip options – includes 4.5" polished oval tips (engraved), optional 4" round chrome or black PVD tips available
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Engineered with extensive R&D for precision fitment and performance gains
Hardware Included
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Unitronic 3" Mid-Pipe with Resonator
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Unitronic 3" Rear Section with Muffler and Valves
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Unitronic 4.5" Oval Tips with Engraved Logos
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Unitronic 3" V-Band Exhaust Clamps
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Unitronic 3" V-Band Sealing Rings
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Unitronic 3" V-Band Adapter
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Complete Installation Hardware
Recommended Software
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Stage 1
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Stage 1+
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Stage 2
Fitment
Volkswagen Golf R (Mk8)
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2023 Golf R 20th Anniversary Edition 2.0
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2022 – 2024 Golf R Base 2.0
Audi A3 Quattro (8Y)
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2022 – 2024 A3 Quattro Premium 2.0
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2022 – 2024 A3 Quattro Premium Plus 2.0
Audi S3 (8Y)
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2022 – 2024 S3 Base 2.0
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2022 – 2024 S3 Komfort 2.0
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2022 – 2024 S3 Premium 2.0
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2022 – 2024 S3 Premium Plus 2.0
The Unitronic Valved 3-inch Cat-Back Exhaust System is the ultimate upgrade for VW Mk8 Golf R and Audi 8Y S3/A3 Quattro 2.0T owners seeking refined sound, proven performance, and precision engineering with an OEM-like fit.
