The Bilstein B12 Pro-Kit is a complete bolt-in suspension system that pairs Bilstein B8 Performance Plus dampers with progressive-rate Eibach Pro-Kit lowering springs, matched and tuned for the Audi A5 Quattro and S5 (2008-2017). It lowers the front roughly 25mm and the rear roughly 20mm for a balanced stance and improved handling while retaining a comfortable, factory-quality ride. The kit covers all four corners and is backed by a limited lifetime warranty against manufacturer defects. Not for vehicles equipped with electronic suspension.
Specifications
| Type | B12 Pro-Kit complete suspension system |
| Contents | Bilstein B8 Performance Plus dampers & Eibach Pro-Kit lowering springs |
| Position | Front and rear (complete kit) |
| Lowering | Front ~25mm, rear ~20mm |
| Spring Type | Progressive-rate Eibach Pro-Kit |
| Part Number | 46-189721 |
| Warranty | Limited lifetime against manufacturer defects |
Documents: Installation Instructions (PDF) Â |Â Safety Data Sheet (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2010 | Audi | A5 Quattro | Base |
| 2008-2013,2017 | Audi | S5 | Base |
| 2014-2016 | Audi | S5 | Premium Plus |
| 2014-2016 | Audi | S5 | Prestige |
Shipping
- Orders placed before 3 PM EST typically ship the same business day. Larger items ship within 1 to 3 business days.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Special order items follow a lead time we confirm with you individually before the order is committed.
- Backordered items ship as soon as stock lands. Lead times are manufacturer estimates and can change. Contact us for current ETAs.
- Need to cancel? Email us right away. Cancellations are not guaranteed once an order is in process. In-stock orders cancel free before they ship; a 6% fee applies only to confirmed backorders and special orders.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30 days from delivery to request and ship back a return on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee on the item price before tax and shipping. Shipping is not refunded in either direction. All waived if the item is defective or we made the error.
- Fitment guaranteed: select your vehicle above, or confirm fitment with us in writing before you order. If the part shows as a fit and it is wrong, the return is on us, even after installation. Otherwise, installed or used parts cannot be returned.
- Final sale: special orders, coilovers, electronics, engine internals, turbochargers, superchargers and turbo kits, unless defective or we sent the wrong item.
- Product images may be representative. The SKU and specifications in the listing are what ships.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Returns & Refunds · Warranty
