MBRP 2015 Ford F250/350/450 6.7L 4in Down Pipe T409 Suspension>Lowering Springs No trimming or cutting necessary

No trimming or cutting necessary -- the AWE Fitment Guarantee remains intact

to produce a louder and deeper tone to the exhaust note

The AWE Performance Cat Back Exhaust mates up to the stock downpipe

42" x D - 5

This system includes MDS (multi-displacement system) valve simulators which ELIMINATE the MDS valves

MBRP 2015 Ford F250/350/450 6.7L 4in Down Pipe T409 Suspension>Lowering Springs No trimming or cutting necessaryReplace that restrictive factory downpipe with a MBRP direct replacement downpipe for more flow, fuel economy, and better performance. Removal of OEM catalytic converters may be a violation of emissions laws in your jurisdiction. Ensure that the intended use of this product is permitted. Not for sale or use in the state of California.