Bilstein B3 OE Coil Spring (Rear) - BMW / 525i / 528iBilstein B3 OE Replacement coil springs are designed to replace your vehicle's original springs. These coil springs are manufactured to meet all the OE dimensions, spring rates, and design types (such as miniblock or central force design). With Bilstein B3 OE Replacement coil springs, you are restoring your vehicle's suspension system function and safety to factory specifications. Special Note: Heavy Duty Version for Standard Suspension Only

5)33-30-6-787-062 / 33 30 6 787 062 / 3330678706231-10-6-755-474 / 31 10 6 755 474 / 3110675547433-32-6-768-894 / 33 32 6 768 894 / 33326768894Self Locking Hex Nut (M6)07-12-9-905-817 / 07 12 9 905 817 / 0712990581707-12-9-904-876 / 07 12 9 904 876 / 0712990487607-12-9-900-191 / 07 12 9 900 191 / 0712990019188-10-0-141-328 / 88 10 0 141 328 / 8810014132807-12-9-922-416 / 07 12 9 922 416 / 07129922416Control Arm Bolt (M12x1

This is how your vehicle should have come from the factory

(2) Hex Bolt - M12x1

Includes Deluxe Tips but can be ordered with angle cut competition muffler outlets

Head port block off kit (optional)

the OEM dampener can't protect your crank pulley and related parts from getting destroyed in the event a belt fails

8R0601025R

Fits: 2019-up Audi RS6/RS7 4K 4

you'll need to select this option

T-Belt Tensioner Damper - Choose Brand

Flow and Performance: Constructed of mandrel bent

MFR Part # URO-014299