Bilstein M 9200 (Coil Carrier)-Shock Absorber (33-243542) FITMENT_40TH_ANNIVERSARY_EDITION If you have a vacuum

If you have a vacuum issue or an unusual idle

Rotrex C38-81 Supercharger (9psi)

2WD and 4WD

**Not for Hybrid Models**

Special Comments: A/T+Performance Pkg 2013 Ford Mustang Engine: 4

Bilstein M 9200 (Coil Carrier)-Shock Absorber (33-243542) FITMENT_40TH_ANNIVERSARY_EDITION If you have a vacuumBilstein M 9200 (Coil Carrier) is designed specifically for professional off road competition. M 9200 (Coil Carrier) utilize a fully adjustable dual rate spring hardware system that will compliment a wide array of industry standard 2. 5 inch ID coilover springs. This coil carrier will not provide damping, but will sustain the weight of the vehicle at the adjusted ride height. These coil carriers are sold by length and are for custom applications. M