Audi S4 (b5) 1998-2001 big wang kit

CFD is proven for maximum downforce and minimum drag. this wing kit is built to sit at roof height and 4″ set back.

FeaturesLight Aluminum construction.

• Light Aluminum construction.
• 0.2lbs per inch
• Gurney flap ready
• Up to 15.2:1 Lift-to-Drag ratio*
• Low drag = More top speed!
• American Made
• Track Tested

What’s included:

• Wing sized to your choice of 71″ (body width) or 55″
• Model-specific pylons (no cookie cutter solutions here!)
• NLR “basic” End plates 10″x8″
• Stainless Steel hardware
• Fits M3, coupe, sedan, and four door
• 328i available on request

Upgrade end-plates To MEGA end-plates

• 12″x10.75″ huge end-plates
• Increases downforce by 10%*
• DECREASES drag by 7%!!*
• NASA legal
• AOA adjustment.

Warranty/ Returns/Lead times

Click here for current shipping estimates for new orders. All items are built to order. Uprights that are not built by 9LR will ship directly from manufacturer.