KW Suspension Coilover Kit V3 for Audi A4 S4 (B9) A5 Quattro w/o electronic damping control (48.5mm) (352100BM) _23913 Pre-filters protect your performance air

Pre-filters protect your performance air filter and extends your filter cleaning intervals

Much less restrictive than the factory mufflers

you won't be left stranded

Donaldson Fuel Filter for DFS780 Fuel Systems (44-FF018) by aFe

these components restore the aggressive sports car growl expected from a BMW M car

KW Suspension Coilover Kit V3 for Audi A4 S4 (B9) A5 Quattro w/o electronic damping control (48.5mm) (352100BM) _23913 Pre-filters protect your performance airCutting edge motorsports technology for more performance on the road. With independently adjustable compression and rebound damping the Variant 3 damper setup can be tuned to your own driving preferences or vehicle modifications such as weight, tire characteristics or additional chassis bracing. True performance optimization is only possible with this unique, patented system. For example, the compression damping force can be increased to optimize grip