Rvng (G80,G82, G87) S58 XL Flow Series 3.5” Catless Downpipes Pick One:High Temp Ceramic as they can damage the

as they can damage the carbon fiber

Billet Aluminum alloy 2024 hex rods are precision CNC machined and gun drilled to reduce unsprung weight while maintaining high strength and stiffness

This gives the car a sleek

Our molded-in velocity stacks and reverse flow funnels ensures laminar flow at both MAF sensors

Rvng (G80,G82, G87) S58 XL Flow Series 3.5” Catless Downpipes Pick One:High Temp Ceramic as they can damage theRvng 3. 5 Inlet High Flow Stainless Steel Downpipes For Your 2020+ BMW M3, M4 with the S58 Engine We are excited to present our Rvng 3 Race Downpipes for the S58 G80 G82 G83 M3 and M4. These 3 downpipes offer the best value for money for your S58, with performance gains of up to 27hp and 33tq when tuned. By removing the restrictive catalytic converters found in the factory downpipes, back pressure is greatly reduced, leading to faster spool times,