Billet aluminum rear subframe bushing kit, direct replacement for the OE rubber bushings, locking the rear subframe and eliminating the suspension and drivetrain play felt when driving at the limit on track.

Billet aluminum subframe bushings, markedly improving the ability to maintain suspension geometry under high cornering loads, Audi B4/B5 chassis. NVH: none to low.

Billet aluminum inserts filling the gaps in the 4 factory rear subframe mounts and limiting vertical movement, to preserve suspension geometry through corners on Audi A4/A5/Allroad B8/B8.5.

Billet aluminum inserts filling the gaps in the 4 factory rear subframe mounts and limiting vertical movement, to preserve suspension geometry through corners on Audi B8/B8.5 and Porsche Macan 95B.

Billet aluminum inserts filling the gaps in the 4 factory rear subframe mounts and limiting vertical movement, to preserve suspension geometry through corners on Audi Q5/SQ5 B9/B9.5.

Billet aluminum inserts filling the gaps in the 4 factory rear subframe mounts and limiting vertical movement, to preserve suspension geometry through corners on BMW F2x/F3x chassis.

Billet aluminum inserts filling the gaps in the 4 factory rear subframe mounts and limiting vertical movement, to preserve suspension geometry through corners on Audi A4/S4/RS4-A5/S5/RS5-Allroad B9/B9.5.

Billet aluminum inserts filling the gaps in the 4 factory rear subframe mounts and limiting vertical movement, to preserve suspension geometry through corners on BMW E9X chassis.

Billet aluminum inserts filling the gaps in the 4 original rear subframe mounts and limiting vertical movement, to preserve suspension geometry through corners on MQB/MQB EVO all-wheel-drive vehicles.

Billet aluminum shifter bushing kit in clear anodized finish, replacing the OEM rubber shifter bushings, improving gear change quality and precision, Audi/VW transverse engine, manual transmission.

Precision-machined billet aluminum subframe bushings, markedly improving the ability to maintain suspension geometry under high cornering loads, unlike original rubber bushings prone to deflection. Compatible with 10mm subframe bolts, Audi 4000/4kq, UrQuattro, 80/90/Coupé Quattro. 1 kit per front or rear subframe.

Billet blow-off valve, black finish, replacing the original plastic valve, a common source of boost leaks. High-performance spring and piston design, unlike the original fragile rubber diaphragm, for increased service life and boost resistance.