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Direct fit for the 1999–2006 BMW E46 323i / 325i / 328i / 330i|Installs in one hour|Reduces coolant temperatures by 19°F (10
but there's the age-old nemesis to speed - heat
- Stainless steel sport exhaust centered for L/R system with 2 integrated valves
CGKA)*Audi A4 B8 Allroad 3
Airtec - 3.5" Secondary Cat Bypass BMW M3/M4 G8X psm-dynamic Direct fit for the 1999–2006Stand out with this incredible Airtec 3. 5" Secondary Cat Bypass for all BMW M3 M4 G8X. (Years: 2019 Present) By replacing the restrictive secondary catalytic converters located in the mid pipe section directly after the downpipes, 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
US$ 13.00
US$ 46.00
US$ 57.00
