Azure Performance BMW E8X/E9X N54 | 135i / 335i | Downpipes

Majority of Azure Performance products are designed for motorsport or off-road use only, particularly catless or high-flow catalytic downpipes. Road legality and emissions compliance vary by region, so customers should always check local regulations before purchasing.

Production times vary by product and demand. Our products typically take 1–3 weeks to manufacture due to the handcrafted construction and quality control processes.

Once products leave our facility, shipping times depend on your location and courier. We will always ship with the quickest courier. All international shipments usually arrive in 3–7 business days, while remote areas can typically take 7–14 business days.

Yes — once your order ships, you’ll receive a tracking number via email so you can follow its progress until delivery.

Azure Performance components are manufactured using high-grade materials such as SS304 stainless steel, titanium, and Inconel, depending on the application. These materials are chosen for durability, heat resistance, and long-term performance.

Many performance downpipes and exhaust components may require ECU tuning to achieve optimal performance and to avoid fault codes or warning lights, however it is not always required, especially when browsing catted options, or rear section exhaust setups. Requirements vary by vehicle and setup.

You can contact us through our contact page! We will be happy to assist you.