Maintain proper suspension geometry when cornering and reduce rear subframe movement
2X Entries Into Our F80 M3 Sweepstakes
Maintain proper suspension geometry when cornering and reduce rear subframe movement
2X Entries Into Our F80 M3 Sweepstakes
Tighten your ride back up with this billet insert kit from 034 Motorsports
2X Entries Into Our F80 M3 Sweepstakes
Maintain proper suspension geometry when cornering and reduce rear subframe movement
2X Entries Into Our F80 M3 Sweepstakes
Lock down your B9 Audi's chassis and eliminate rear subframe flex with CTS Turbo’s billet aluminum insert set, delivering sharper handling and instant power transfer with minimal NVH.
Staged handling upgrades to best optimize the handling performance of the Audi S4 or S5!
2X Entries Into Our F80 M3 Sweepstakes
Offers more precise feel and quicker reactions to steering input while eliminating unwanted suspension movement
Eliminate movement of the factory rear subframe and maintain proper suspension geometry when cornering!
Maintain proper suspension geometry when cornering and reduce rear subframe movement
2X Entries Into Our F80 M3 Sweepstakes
Improves handling and control - upgrade to a more engaging driving experience
Lock down the rear end of your B8 S4, S5, Q5, or SQ5 and eliminate subframe deflection with CTS Turbo’s billet aluminum insert set, delivering sharper handling and direct power transfer with minimal NVH.
Fits the left and right side
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This product was last offered at the strikethrough price on
05-07-2026
Sharpen handling and lock down your Audi B9 or B9.5's chassis by eliminating rear-end slop with this premium billet aluminum subframe insert kit.
Eliminate movement of the factory rear subframe and maintain proper suspension geometry when cornering!
Precision-machined billet aluminum rear subframe inserts that eliminate unwanted chassis flex and sharpen the handling of your B8 or C7 platform Audi.
Improves handling and control, upgrade to a more engaging driving experience.
Eliminate movement of the factory rear subframe and maintain proper suspension geometry when cornering!