HARDRACE BMW 5 Series F07/F10/F11/6 Series F06/F12/F13/7 Series F01/F02/F03/F04 Rear Subframe Mount Insert - Q1013 M135i PRE-LCI (F20 & F21) INTERIOR STYLING The two-piece floating design reduces

The two-piece floating design reduces unsprung mass and improves thermal stability

Central to its advanced design is CSF's proprietary B-Tube Technology

the duct seals the filter opening to the front slam panel but is not restricted by just the stock entry feed

Audi S3 8V Sedan  facelift (2016-2020)

HARDRACE BMW 5 Series F07/F10/F11/6 Series F06/F12/F13/7 Series F01/F02/F03/F04 Rear Subframe Mount Insert - Q1013 M135i PRE-LCI (F20 & F21) INTERIOR STYLING The two-piece floating design reducesThe HARDRACE Rear Subframe Mount Insert (part no. Q1013) is a direct fit, performance upgrade over the OEM part for the BMW 5 Series (F07), BMW 5 Series (F10), BMW 5 Series (F11) and other models. Precision engineered to tighten suspension geometry, sharpen steering response and improve durability under hard road and track use. Built to a higher standard than the OEM component, it delivers a measurable improvement in feel, longevity, and feedback. Key