GRAIL | BMW G8x M2/M3/M4 (Competition) 200 cell downpipes ECE/TÜV Certified

GRAIL 200 Cell Downpipes – Loud but Legal | ECE/TÜV Certified Performance Upgrade

The GRAIL 200 Cell Downpipes deliver a powerful, emotional exhaust tone while remaining fully legal for road use within the EU thanks to official ECE/TÜV approval. Handcrafted in Germany from premium L304 stainless steel, these high-performance downpipes offer a dramatic sound upgrade combined with unmatched build quality.

Drivers experience maximum engine character from the very first cold start—all while staying compliant with European regulations.

For imported vehicles with specific operating permits, customers should confirm whether downpipe registration is required before purchase.

🔊 Loud – Maximum Legal Volume

GRAIL’s 200 cell downpipes are engineered to achieve the maximum exhaust sound permitted by EU law. With intelligent engineering and a 200 CPSI high-flow sport catalytic converter, the system unlocks a deep, resonant tone and improved performance.

Outside official test ranges, the downpipes deliver:

• Sharper throttle response

• Stronger turbo spool

• A more aggressive, motorsport-inspired sound

All while remaining fully ECE/TÜV approved.

🔇 Refined When Needed – Legal Compliance Built In

Despite their powerful character, the GRAIL 200 cell downpipes maintain full OEM-level noise compliance during required test cycles.

The high-quality 200 CPSI catalytic converter ensures:

• Quiet, compliant behavior during certification ranges

• Reduced emissions

• No unwanted exhaust drone

This creates a rare combination of maximum sound outside test ranges and OEM-level quietness when required.

💨 Optimized Exhaust Flow

With an increased diameter and reduced flow restrictions, the GRAIL downpipes significantly improve exhaust velocity compared to the stock system.

Benefits include:

• Lower back pressure

• Improved turbo efficiency

• Faster spool time

• Enhanced mid-range and top-end power

Designed with performance in mind, the GRAIL system never obstructs exhaust flow.

🔩 High-Quality 200 CPSI Sport Catalyst

Each GRAIL downpipe features a high-flow 200 cell catalytic converter, engineered for:

• EU legal compliance

• Thermal efficiency

• High-flow performance

• Long-term durability

This results in the ideal balance between legality, acoustic quality, and performance.

🇩🇪 Quality Made in Germany

The GRAIL 200 Cell Downpipes are handcrafted using the finest materials and precise German engineering. Customers receive:

• L304 stainless steel construction

• Precision welds & flawless craftsmanship

• A deep, powerful tone

• Fully certified ECE/TÜV approval

• A system built to last and perform

GRAIL delivers what enthusiasts search for: unrestricted performance, premium materials, and legal compliance—all in one product.

Looking for more information? Just ask us.
Call Us: +31684454987
Email Us: autotopnl@gmail.com

We ship your order as quickly as possible. Delivery times may vary per product and are shown at checkout. Once your order has been dispatched, you’ll receive a tracking link to follow your package.

Not completely satisfied with your purchase? No worries. You can return your item within 14 days of receipt, as long as it’s unused and in its original packaging. Return shipping costs are at your own expense, unless stated otherwise.