GRAIL Valved Exhaust System | ECE | suitable for BMW 440i F3x | OPF, with ECE R-59 valve control

GRAIL Valve Exhaust System
suitable for BMW 440i (F32/F33/F36) – OPF, with ECE R-59 Klappensteuerung

The BMW 440i combines sporting elegance with effortless power delivery – and that is exactly what the GRAIL Valve Exhaust System was built for. It lets the characterful straight-six cylinder shine not only acoustically, but gives your car an authentic sound with goosebump-guaranteed results – fully ECE type-approved at all times.

Highlights

• Powerful straight-six sound - present, commanding and emotionally charged
• Engineered for the acoustic maximum - perfectly tuned to the BMW 440i concept
• ECE Type-Approved - no registration required in all participating ECE countries
• Developed by German engineers - for the highest quality standards
• Premium 304L stainless steel
• CNC-machined components - precise craftsmanship for maximum durability and performance
• Vehicle-specific fitment - engineered for an excellent fit and straightforward installation
• Flow-optimized pipe routing - for optimal exhaust flow and stable temperature conditions
• Model-dependent Valve integration* - OEM Valve or custom solution - always perfectly tuned and legally 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.