VendorPromo Novitec CAT
  See more parts for your Subaru STI

AST 5300 Series Monotube Coilovers w/Springs Subaru STI 2008-2013


AST Suspension

Model #RAC-S6210S

Free Shipping

Help me decide

Shopper Award

AST 5300 Series Monotube Coilovers Subaru STI 08-13

Taking the knowledge and experience learned with the 4000 Series of dampers, AST is now building the new 5000 Series dampers.


  • Springs Included
  • High end, track ready suspension that is totally streetable
  • Rebound, Low & Hi Speed Compression Adjustable ("Triples"), with a remote reservoir
  • Remote reservoirs allow additional travel and heat dissipation
  • 44.5mm diameter shaft struts, Inverted
  • Available with 50 and 60mm diameter Inverted shaft struts (special order)
  • Aluminum cylinder, threaded body shocks, factory Mounting style
  • Reservoir with hose or piggyback (piggyback examples: 08 STI & BMW E36 rears)
  • Spherical upper shock Mount assemblies
  • Synthetic hydraulic fluid
  • Special Order Kits are shipped directly from the Netherlands.
  • ETA is approximately 6-8 weeks

Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm

Vehicle Engine Notes
Subaru STI

Check out these other great products