GRAIL Valved Exhaust System | ECE | suitable for Audi RS6 (C8)

GRAIL Valve Exhaust System
suitable for Audi RS6 C8

Product Description

The Audi RS6 C8 combines family estate and super sports car – the GRAIL Valve Exhaust System captures exactly that balance in acoustic form. Developed in Germany, crafted from premium 304L stainless steel and tuned for the 4.0-litre V8 biturbo, it delivers a sound that truly speaks for itself: full, deep, and present – yet always within the bounds of legal compliance.

Highlights

• ECE type-approved – no registration required* in all participating ECE countries
• 304L stainless steel – resilient, corrosion-free, and long-lasting
• Developed in Germany – for perfect integration and uncompromising quality
• Sound-optimized within legal limits – tuned for maximum acoustics without exceeding thresholds
• Distinctive V8 sound outside the test zones – sporty, composed, emotional
• Flow-optimized pipe routing – reduces backpressure points in the system and supports consistent temperature management
• CNC-machined components – precision-crafted, highly durable, low-maintenance
• Acoustically tuned silencers – full sound with optimal everyday usability
• Model-dependent Valve integration – OEM Valve or custom solution – always perfectly tuned and fully compliant

TÜV / ABE available upon request

We currently ship within Europe only.

If a part is not available, we will contact you with an estimated wait time.

If you wish to return a product after receiving it, we offer a 14-day returns policy. Custom-made products are not eligible for return, and return shipping is at the customer's expense. Full delivery and returns terms are on the “Delivery Information” page — the link is at the bottom of the page.

Products come with a warranty, detailed in a certificate included in the box.

To make a valid claim, you must prove the damage was not caused by you and that the warranty certificate is valid.

Full terms are on the “Terms & Conditions” page — the link is at the bottom of the page.