Downpipe Audi A3, S3 2.0 TFSI OPF/GPF with MS catalytic converter and muffler
- 2.0 TSI
- 2017-2021
- 300 HP
- AWD
- Pipe diameter - 76 mm
- Pipe diameter at the connection with the middle section - 65 mm
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Downpipe AUDI A3, S3 2.0 TFSI OPF/GPF with MS Catalytic Converter and Silencer
Product Description
The AUDI A3, S3 2.0 TFSI OPF/GPF downpipe with MS (Motorsport) catalytic converter and silencer is a high-performance exhaust component designed for sports and track applications. It features the HJS 90603154 catalytic converter with a 100 cpsi cell density, ensuring maximum exhaust gas flow with minimal backpressure, while the integrated silencer reduces overall noise levels without compromising the sporty tone. This product is built for drivers seeking high durability, top performance, and motorsport-grade quality.
Technical Specifications
- Engine: 2.0 TFSI
- Model: Audi A3 / S3
- Production years: 2017–2021
- Power: 300 HP
- Drivetrain: AWD
- Pipe diameter: 76 mm
- Pipe diameter at mid-section connection: 65 mm
- Catalyst type: HJS 90603154 (100 cpsi)
- Emission standard: Motorsport
- Integrated silencer: yes – stainless steel, performance tuned
- Manufacturing technology: CNC – precision fit
- Material: stainless steel T304
- Connection type: V-band for quick and leak-free installation
Connections
- 1 × lambda sensor port
- 2 × pressure differential sensor ports
- Reinforced mounting point – ensures structural rigidity
Installation Benefits
- Reduced exhaust backpressure
- Improved throttle response and faster engine revving
- Enhanced exhaust flow and power increase
- Sporty yet refined exhaust sound thanks to the integrated silencer
- High resistance to heat and corrosion due to acid-resistant stainless steel
- Compatible with further exhaust modifications
OE Numbers
- 5Q0254501T | 5Q0 254 501 T
- 5Q0254502FX | 5Q0 254 502 FX
Available Versions
- PROM.216120C/MS – Downpipe with HJS 90603154 (100 cpsi) catalytic converter.
- PROM.216120C/MS/S – Downpipe with HJS 90603154 (100 cpsi) catalytic converter and silencer.
Additional Information
Each downpipe component is manufactured using CNC technology, ensuring a perfect fit with OEM mounting points. The kit is sold only as a complete set with the front pipe. This product is intended for motorsport and track use and may require ECU software modification (Stage 2/3).