AST Suspension 5300 Series Coilovers - 2005-2012 Porsche 911 3.8 4WD (997) YMM_2020_2026_BMW_X6_M_F96 this diffuser is perfect for

this diffuser is perfect for those who want to add a touch of performance-inspired design without extensive modifications

factory-matched upgrade

durable components engineered to withstand the demanding conditions of high-performance driving

and sound quality

It is recommended to have a professional alignment performed after installation to ensure proper handling and tire wear

AST Suspension 5300 Series Coilovers - 2005-2012 Porsche 911 3.8 4WD (997) YMM_2020_2026_BMW_X6_M_F96 this diffuser is perfect forFor the best performance on the track, AST Suspension designed the Competition 3 way adjustable series to fit the 2005 2012 Porsche 911 3. 8 4WD (997) The 5300 Series shock absorbers are rebound adjustable in 12 positions on the strut. The high speed compression is adjustable in 12 positions and the low speed compression is adjustable in 14 positions. Both compression adjustments are made using an external canister. All adjusters work completely