Adapter 60556 For 157" WB Adapter 60564 For 164" WB 2011-chevrolet-corvette-grand-sport-esi1010332 #66-3086 or #66-3085 should be

#66-3086 or #66-3085 should be modified to account for the pre-installed lift

5 S-BLK/MCH -6MM

NOTE: Not for use with rear airbag suspension or rear adjustable suspension or TRD Pro models

Rear shocks

Boosted Ground Clearance: Tackle rugged trails and demanding terrain with ease

Adapter 60556 For 157" WB Adapter 60564 For 164" WB 2011-chevrolet-corvette-grand-sport-esi1010332 #66-3086 or #66-3085 should beEXCEPT Raptor. Add Adapter 60556 for Crew Cab with Standard Bed (6' 7") 156. 8" wheelbase, or Adapter 60564 for Ext. Cab with Long Bed (8' 2") 163. 7" wheelbase. This 3" into dual 2. 25" system features the mellow Touring sound with no drone inside the vehicle and exits through 4" bright chrome on T 304 stainless steel tips. A system with black chrome on T 304 stainless steel tips is also available. Borla(r) Cat Back(tm) & Axle Back exhaust systems