BMW X3 M40i Stainless Steel Downpipe With Hi-Flow 200 Cell Sports Cat and Heat Shield for OPF cars only
- The X3 M40i downpipe is machined from SS304 high-grade stainless steel and are tig welded in house.
- The downpipe is made of 4.5" stainless pipe straight out of the turbo providing a sharper throttle response due to faster spool of the turbo
- It will provide noticeable power gains and a much more aggressive exhaust note which sounds amazing.
- It produces lower temperatures and less exhaust backpressure due to the relief of the turbocharger. The cylinder charge is increased which gives you maximum performance.
- Finished in brushed stainless with heat shield
This downpipe will fit the following models with OPF/PPF only:
- BMW G01 X3 M40i 3.0L OPF Model
We have tested this product and found increases of around 15-20bhp.
These should pass an MOT emissions test when fitted. They are road legal and Euro 5 rated.