ENGINE/DRIVABILITY
Year/Make/Model: 2013 Mazdaspeed 3
Mileage:100,660miles
Location: Denver, Co
Concern: Car bogs up or cuts power near 3k and above rpm WOT and happens in 4th-5th gear
DTC's: No DTCs
Modifications: Autotech HPFP, Corksport cat back exhaust, corksport 2.5 stage 2 power series...