SEIBON OEM-Style Carbon Fiber Hood | E46 M3 G01 X3 M40i 3.0L Turbo I6 [B58] 0T ECU Tunes are fully

0T ECU Tunes are fully realized performance calibrations that deliver unmatched power figures

Dinan's lightweight billet aluminum crankshaft pulley underdrives each of the accessories by 13 percent

The OEM turbo outlet necks down to less than 1″ at the merge collector which creates a significant bottle neck on both stock and aftermarket turbos

Our 3″ downpipes are hand crafted from SS304 stainless steel and include a lifetime warranty & our “No Hassle” satisfaction guarantee

and sound extraordinary

SEIBON OEM-Style Carbon Fiber Hood | E46 M3 G01 X3 M40i 3.0L Turbo I6 [B58] 0T ECU Tunes are fullySeibon Carbon components are carefully hand crafted using only the finest materials. Our production team offers superior craftsmanship with over 20 years of experience working with carbon fiber. Every component is constructed with a consistent weave pattern. Our production processes allows exceptional carbon resin ratio, creating high product stiffness that also leads to extra strength. We meticulously inspect all of our components and stand firmly