Redstar's bolt-on downpipes replace the factory downpipes on the BMW M5 (F10) and M6 (F12/F13/F06) with the S63B44 4.4-litre twin-turbo V8. Choose the catalytic converter (HJS HD 200cpsi 121 mm or 130 mm, GESI GEN2 UHO+ 400cpsi 4.5" or 5" or Catless) and whether a heat shield is included.
Key Features
- 100% TIG welded and back purged
- 2.0 mm wall stainless steel construction
- OEM-spec V-band flanges
- Same brackets and mounts as the OEM unit for a 100% bolt-on fit
- Suits RHD and LHD cars