Chis-Tech

M2, M3, M4 S55 down pipes (no cat)

  • Sale
  • Regular price £380.00
Tax included.


Custom 3" 304 stainless steel down pipes. These replace the stock down pipes that house the cats. These are free flowing and an essential part of a stage 2 tune. Helping with an increase in power, along with an increase in the exhaust note / tone. A remap is needed with these items, otherwise you will see an EML on the dash, this is an ideal time to have the cold start map disabled on the car, any exhaust modifications on these cars will see an volume increase upon startup until the cold start cycle has passed. Tig welded, these items are made to order an come with a lead time.