Audi S4 / S5
Audi S4 / S5 B9 · OPF header
Heat-shielded catted downpipes with integrated OPF — OEM sensor locations.
Specification
Audi S4 / S5 B9 · OPF header — details
| Material | T304 stainless |
| Valves | Optional — confirm at enquiry |
| Main pipe | Per chassis — confirm at enquiry |
| Tips | Per model — confirm at enquiry |
| System type | Headers & front sections |
| Fitment | Audi S4 / S5 B9 3.0 TFSI (OPF markets) |
| Quality | Jig-built, back-purged TIG, pressure tested |
| MOQ / lead time | Sample 1 unit · 2-3 weeks standard |
Fitment notes are indicative — every enquiry is confirmed against your VIN / chassis photos before production.
How it is made
Checked before it leaves the floor.
- Full-penetration, back-purged TIG welds
- Jig-verified fitment on the real chassis layout
- Pressure tested and photo / video documented pre-shipment
- Foam-protected export packing, air or sea freight
