Flashtuned BMW S55 Catless Downpipe (Flex Joint)
BMW F series M3, M4 and M2 Competition
If you are looking for the additional performance of high flow downpipes, look no further that Flashtuned 304 grade, mandrel bent stainless steel downpipes.
By eliminating the restrictive catalytic converters in the factory downpipes, back pressure is reduced significantly which results in faster spool, an increase in power & a more aggressive exhaust note. Essential upgrade to move to a Stage 2 ECU tune for your S55 Powered M car.
Dyno proven gains with Stage 2 S55s producing 500 WHP with these downpipes and our Bootmod3 Custom Tuning Solution
- Direct Factory Fit for secure leak free fitment
- Constructed of 4" mandrel bent, brushed finish 304 stainless steel tubing
- Machined factory style flanges are used for a secure leak-free seal
- 100% hand TIG-Welded by certified craftsmen for race proven strength and durability
- Premium quality flex joints
- BMW M3 F80
- BMW M3 F80 CS and Competition
- BMW M4 F82
- BMW M4 F82 CS, GTS and Competition
- BMW M2 F87 Competition
- S55 Engine