Fall-Line Motorsports E9X M3 / E82 1M Billet Aluminum Rear Trailing Arm Set S-Class (W221) Capacity - 180 Ah (PbEq)

Capacity - 180 Ah (PbEq)

Replaces catalytic converter

but here are some of the results we have measured so far

From the reverse – looking into the carbon housing – the laser etched outer cap is clearly visible surrounded by the filter mesh

Including mounting material

Fall-Line Motorsports E9X M3 / E82 1M Billet Aluminum Rear Trailing Arm Set S-Class (W221) Capacity - 180 Ah (PbEq)Best of the best. Fall Line Motorsports has taken everything they've learned in manufacturing over the last decade to create an ultra high end interpretation of the E9X E82 1M tension trailing arm. Fall Line's bespoke version discards the deformation prone stamped steel arm in favor of 5 axis CNC machined, billet aluminum. This pair has been gorgeously crafted and pocketed (to save weight without compromise to rigidity) and is hard coat black anodized