Introducing the HR Performance 5.6” Catless Downpipes for BMW B58 engines—setting the standard as the largest catless downpipes available on the market. Designed for an absolute perfect fit, these downpipes enhance your vehicle's performance while providing an aggressive exhaust note that enthusiasts crave. Wrapped in a heat shield for added protection against thermal stress, they ensure optimal performance under all driving conditions. With the biggest diameter downpipe available, you’ll experience unparalleled sound and efficiency, making it the ultimate upgrade for your B58 engine. Elevate your driving experience by coupling AU.Performances valved exhaust systems and HR Performance B58 Catless downpipes!
