AIRTEC Motorsport Downpipe Sports Cat for BMW G Series – M2, M3 & M4 Subaru STI 🪙 Micro Screwdriver Set –

🪙 Micro Screwdriver Set – Stored neatly in a mini case for fiddly fixes

Component manufacturing is carried out with the latest automatic processing equipment ensuring 100% right first time quality

6BHP Weight Difference 21

VW POLO (MK5 6R/6C) GTI 1

AIRTEC Motorsport Downpipe Sports Cat for BMW G Series – M2, M3 & M4 Subaru STI 🪙 Micro Screwdriver Set –By replacing the restrictive primary catalytic converters located in the original downpipes with specially designed high flow sports cats, back pressure is reduced, which effectively improves the engines breathing by allowing it to expel gases more quickly. This in return means faster throttle response, increased power output and a more aggressive exhaust note. Complete with replacement fitting kit, the downpipes will mate to a standard or aftermarket