Bull-X Downpipe Audi S4, S5 B9 3.0TFSI quattro 2019-2021-porsche-macan-2-9t-esr8191322 Carbon Fiber Flow Collector

Carbon Fiber Flow Collector

there are round or oval trims

Unitronic's cold air intake will improve the sound of your turbocharger and diverter valve

This set from RacingLine has a much larger diameter than original

Bull-X Downpipe Audi S4, S5 B9 3.0TFSI quattro 2019-2021-porsche-macan-2-9t-esr8191322 Carbon Fiber Flow CollectorThe Bull X downpipe for the Audi S4 S5 3,0TFSI B9 of HG Motorsport can be exchanged at 100% for the standard part. Perfect fit and high quality material make this item a top product from our range. Optimizing the diameter and flow optimized piping is ideal for tuned engines and the full development of the sound. Especially in combination with our modified exhaust system, the sound difference becomes very obvious. Catless version with integral