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BMW G80| G82|G83 M3/M4 Competition (2021 onwards)
2dB and for those looking for a more subtle sound improvement
The new RacingLine Rear Body Brace solves this issue by locking the crucial hard points together
TIG welded with billet flanges
surrounded by a poured polyurethane moulded seal provides an airtight seal against the standard airbox
Ultra Racing Mercedes A Class (W176) Rear Lower Brace URTW-RL2-3445 W220 BMW G80| G82|G83 M3/M4 CompetitionMounting points 2 Uses original nuts bolts for mounting unless supplied Technical info: BEFORE : On uneven bumpy road, center section chassis will have different level of body flex cause by the weight transfer between front and rear. AFTER : Ultra Racings side lower bar will stabilize the weight transfer between front and rear, it can also minimize the damage from side impact.