These are our V1 catless downpipes for the 15-20 F8x M2, M3 and M4 (S55 platform).
Catless free flowing downpipes are one of the most important and affordable modifications for chasing power. These 3" 304 Stainless steel downpipes remove the catalytic converters, reducing backpressure, improving spool, turbo efficiency, increase in power and a more aggressive exhaust note.
- +20-25 WHP & 25-30 WTQ.
- CAD/CAM designed cast flange for seamless flange to pipe transition.
- Tig welded mandrel bent 304 grade stainless steel.
- Smooth radius bends to decrease turbulence and increase flow.
- High quality grade 12, mounting hardware included.
OFF ROAD/RACE/COMPETITION USE ONLY!
Not CARB Legal! Not For Sale In the State of California.
Please read our Terms & Conditions before purchasing.