Project Description

Audi S4 V6T

BONOSS Titanium Lock Bolts 1100 Series


Here is the installation example received from the owner:

Audi S4 V6T choose BONOSS 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)

How does anti-theft bolts work?

The anti-theft principle is to process the shape of the anti-theft bolts into an irregular outer diameter shape, the wheels can only be removed with a removal tool. Let the thief be unable to start with ordinary disassembly tools.



Audi S4 V6T Introduction:

The Audi S4 is the high performance variant of Audi’s compact executive car A4.

A more powerful internal combustion engine, larger upgraded brakes, firmer suspension, larger wheels, and distinctive sheetmetal, styling clues and badging have always been amongst the many upgrades the S4 receives over its mainstream 100 and A4 siblings. In markets where the even higher-performance Audi RS4 is not offered, the S4 is the top-of-the-line trim of the A4 family. (

Audi S4 V6T Wheel Parts:



BONOSS Titanium Lock Bolts 1100 Series

BONOSS Material:

Ti6AI4V Aluminum Alloy


BONOSS Forged Titanium Wheel Bolts for Audi S4 (9)BONOSS-Forged-Titanium-Wheel-Bolts-for-Audi-S4-10)

BONOSS Titanium Lock Bolts 1100 Series

The product adopts Ti6AI4V Titanium Alloy which has strong material structure.Such alloys have very high tensile strength and toughness (even at extreme temperatures). They are light in weight, have extraordinary corrosion resistance and the ability to withstand extreme temperatures. However, the high cost of both raw materials and processing limit their use to military applications, aircraft, spacecraft, bicycles, medical devices, jewelry, highly stressed components such as connecting rods on expensive sports cars and some premium sports equipment and consumer electronics. The ball and conical seat bolts can be selected according to the stock bolt seat. In addition, different lengths also can be selected(28/37/45mm) in case of installing the wheel spacers. About anti-theft function, we design the heptagon end with BONOSS logo matching socket to protect your wheels.

We are proud that the product pass ISO 10.9 Grade standard, Tensile Strength over 1100 MPA, tested by authoritative third-party SGS certification. BONOSS focus on the best quality for every customer.

Additional Information:

  • BONOSS Titanium Lock Bolts 1100 Series length can be customized flexibly, which is compatible with most vehicles. Thus, if you would like different sizes of wheel bolts, feel free to contact us. This Audi S4 V6T uses front 28mm (1.1 inches), rear 28.1mm (1.1 inches), PCD 5×112, CB 66.5, Bolts 14×1.5.
  • The BONOSS Titanium Lock Bolts 1100 Series are spacer structure design, which effectively eliminates the bolts loosening and abnormal sound caused by the PCD hole coaxially deviation between hub and shaft head. This Audi S4 V6T uses ball seat bolts. If you would like a set of titanium bolts, please ensure the seat type of the bolts is suitable for threading tightly. And, if you don’t know the proper length, you are welcomed to contact our tech staff freely.
  • Each BONOSS product is printed with the logo of “BONOSS”. This offers an easy method to distinguish other fake and inferior products. At the same time, it also provides a way to find our after-sales service. Our products are 12 months Limited Warranty (new products with 12 months warranty), which is an excellent and cost-effective choice for your car upgrades.

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