Alpha Competition Decat Downpipe Audi S4 S5 B9 3.0T porsche-911-992---19----turbo---580---650-esi8496178 The springs are shot-peened and

The springs are shot-peened and powder-coated and are a direct replacement for the OEM springs

compatible with SKU 8D0121403M

M4 F8X and M2 Comp F87

quick and fully reversible

Fully reversible

Alpha Competition Decat Downpipe Audi S4 S5 B9 3.0T porsche-911-992---19----turbo---580---650-esi8496178 The springs are shot-peened andThe Alpha Competition decat Downpipe for the Audi S4 B9 and S5 B9 fitted with the 3. 0 TFSI engine is manufactured from high quality mandrel bent and hand TIG welded T304 stainless steel. This Downpipe is a direct upgrade that is easy to fit. stainless steel heat shields are available as an option to limit heat dissipation in the engine compartment. Features Direct bolt on Optional heat shield 100% T304 stainless steel TIG welded Aggressive tone