Grail - ECE Approved Valved Exhaust System Audi S4/S5 B9/F5


SKU: 104049-001
Availability: On request

 

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  • Regular price EXCL VAT: £2,377.00
  • Regular price (Translation missing: en.products.product.including_tax) INCL VAT (21%): £2,876.17


Stand out with this incredible ECE Approved Valved Exhaust System for your Audi S4/S5 B9/F5. (Years: 2016 - 2024)

Notes:

  • Fitment: Audi S4/S5 B9/F5 (Please provide VIN Number for fitment check)
  • Material: Stainless Steel
  • EC/ TUV: Yes EC Approval
  • Valves: Yes
  • Exhaust Diameter: N/A
  • Tailpipes: 4-pipe or none
  • Made in Germany
  • Installation Instructions included: N/A
  • Includes: Front Pipes, Central Pipe, Valved Rear Mufflers & 4-pipe or none

The GRAIL valve exhaust system for the Audi S4/S5 (B9/F5 series) offers precision engineering for a powerful, variable V6 sound. Vehicle-specifically developed for all body styles and model years, it ensures maximum performance with the valve open and a legally compliant, subdued sound in closed mode.

Available variants:

Audi S5 F5
Coupé | 07/2016–07/2024 | Pre-facelift – 8-speed tiptronic | 260 kW
Sportback | 10/2016–07/2024 | Pre-facelift – 8-speed tiptronic | 260 kW
Cabriolet | 03/2017–10/2020 | Pre-facelift – 8-speed tiptronic | 260 kW
Cabriolet | 11/2020–07/2024 | Facelift – 8-speed tiptronic | 260 kW

Audi S4 B9
Sedan | 08/2016-06/2018 | 8-speed tiptronic | 260kW
Avant | 08/2016-06/2018 | 8-speed tiptronic | 260kW

Special features:

  • Single-flow system with a split into loud and quiet channels – for maximum sound when the valve is open and discreet, legally compliant operation in closed mode.
  • Proprietary GRAIL flap control for precise, vehicle-specific operation
  • Tailpipe options: quad exhaust, optionally round or oval (left/right layout)

Highlights

  • Distinctive V6 sound – sporty, present and suitable for long distances
  • ECE type-approved – registration-free in all ECE-recognizing countries
  • Developed by German engineers – highest quality standards
  • High-quality L304 stainless steel
  • CNC-milled components – precise workmanship and perfect fit
  • Vehicle-specific design – uncomplicated assembly
  • Flow-optimized pipe routing – ideal exhaust gas flow and stable temperature balance

Technical Integration:
The GRAIL exhaust valve control is tailored to the respective model and transmission variants. The two-stage channel routing allows for a clear differentiation between comfort and performance modes, always within the framework of legal requirements and with a focus on everyday usability.

Applies to vehicles with EU type approval. Please consult with us regarding imported vehicles.


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