The perfect combination: flap exhaust systems and HJS downpipes
Combine a Grail valve exhaust system with high-quality HJS downpipes to take the performance and sound of your vehicle to the next level. Discover the world of Grail valve exhaust systems today and experience the synthesis of performance and sound that will transform your vehicle into a true masterpiece. Our flap exhaust systems, as well as the HJS downpipes, have ECE type approval, which means that they can be driven without registration in the EU and Switzerland. Please note that US vehicles may have additional requirements.
Performance and sound according to your wishes
Our flap exhaust systems offer performance-enhancing exhaust routing and the option of customizing the exhaust sound to your liking. With precise manufacturing and high-quality materials, they guarantee a perfect fit and reliability.
Our passion for car enthusiasts
At Grail, we share a passion for cars with discerning drivers. Our goal is to offer the best solutions for customization and the highest quality. Explore our products and turn your vehicle into a true work of art.
| Manufacturer |
Series |
Model |
Type |
ltr. |
kw |
Engine type |
Emission standard |
Note |
| BMW |
340i |
340i Gran Turismo / xDrive |
3-V |
3.0 |
240 |
B58 B30A |
Euro 6d - OPF |
Sliding seat / For models from July 01, 2018 with standard gasoline particulate filter. |
| Sliding seat / For models from 01. July 2018 with gasoline particulate filter as standard. |
| BMW |
340i |
340i Sedan / xDrive |
3L |
3.0 |
240 |
B58 B30A |
Euro 6d - OPF |
Sliding seat / For models from July 01, 2018 with standard petrol particulate filter. |
| Sliding seat / For models from July 01, 2018 with standard gasoline particulate filter. |
| BMW |
340i |
340i Touring / xDrive |
3K |
3.0 |
240 |
B58 B30A |
Euro 6d - OPF |
Sliding seat / For models from July 01, 2018 with standard petrol particulate filter. |
| Sliding seat / For models from July 01, 2018 with standard gasoline particulate filter. |
| BMW |
440i |
440i Convertible / xDrive |
3C |
3.0 |
240 |
B58 B30A |
Euro 6d - OPF |
Sliding seat / For models from July 01, 2018 with standard petrol particulate filter. |
| Sliding seat / For models from July 01, 2018 with standard gasoline particulate filter. |
| BMW |
440i |
440i Coupé / xDrive |
3C |
3.0 |
240 |
B58 B30A |
Euro 6d - OPF |
Sliding seat / For models from July 01, 2018 with standard petrol particulate filter. |
| Sliding seat / For models from July 01, 2018 with standard gasoline particulate filter. |
| BMW |
440i |
440i Gran Coupé |
3C |
3.0 |
240 |
B58 B30A |
Euro 6d - OPF |
Sliding seat / For models from July 01, 2018 with standard petrol particulate filter. |
| Sliding seat / For models from July 01, 2018 with standard gasoline particulate filter. |
| BMW |
M140i |
M140i / xDrive |
1K2 |
3.0 |
250 |
B58 B30A |
Euro 6d - OPF |
Sliding seat / For models from July 01, 2018 with standard petrol particulate filter. |
| Sliding seat / For models from July 01, 2018 with standard gasoline particulate filter. |
| BMW |
M140i |
M140i / xDrive |
1K4 |
3.0 |
250 |
B58 B30A |
Euro 6d - OPF |
Sliding seat / For models from July 01, 2018 with standard petrol particulate filter. |
| Sliding seat / For models from July 01, 2018 with standard gasoline particulate filter. |
| BMW |
M240i |
M240i xDrive |
1C |
3.0 |
250 |
B58 B30A |
Euro 6d - OPF |
Sliding seat / For models from July 01, 2018 with standard petrol particulate filter. |
| Sliding seat / For models from July 01, 2018 with standard petrol particulate filter. |
Product safety information
Manufacturer information:
HJS
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