Audi S4 V6T choose Titanium Lock Bolts 1100 Series. Front 28mm (1.1 inches), rear 28mm (1.1 inches), PCD 5×112, CB 66.5, Bolts 14×1.5. The biggest feature of this bolt is anti-theft, as a piece of bolt, if you install the new wheels, install the anti-theft bolts can protect your wheels from stealing. Most cars are stole in the following way: first loosen all the bolts on the hub, then use a jack to raise the body, then use a hard object such as a brick to fix the body, finally remove the hub and remove the jack. (The images originate from Umlimited Gravity)
Audi S4 V6T Wheel Parts:
ENDLESS Brakes
RAYS VOLK RACING Wheels
BONOSS Titanium Lock Bolts 1100 Series
The complete passage:
https://www.bonoss.com/portfolio-items/ ... -s4-v6t-xu