Focus ST MK3 Boost Pipe Kit
Pro-Alloy(motor Sport)
£472.34
Our hard pipe kit for the ST MK3 is an absolute must for high power cars. It eliminates all the restrictions created by the standard boost pipes whilst offering added strength and reliability to higher boost applications. We supply a full kit replacing the restrictive steel 50mm link pipe with a lightweight alloy pipe with 63mm bore. The intercooler to throttle body pipe is also replaced with a free flowing pipe, eliminating the restriction of the oem set up. Easy fitment with no modifications required. Designed to fit the original Ford Intercooler or our own alloy front mount intercooler. May
Pro-Alloy(motor Sport)'s own words, read from their page.
Buy from PRO-ALLOY(MOTOR SPORT)LIMITEDPRO-ALLOY(MOTOR SPORT)LIMITED is a UK retailer, not the maker. Price seen 2026-09-26. Not an affiliate link, we earn nothing from it.






