I know K&N drop-in filter for regular pt works in turbo air-box. I sold 1 of my used ones to a turbo owner. Whether he noticed any differences I haven't heard.
01 Aquamarine base 5sp,B&M sport shifter,crane -10 cams,ignition,wires,air aide intake,hedman 4-2-1,bassoni single catback,weitec lowered (1.4"f and 2.0" r),addco sways(1"f,.75"r) wildfire strut bar,16"ssc wheels/conti tires,e&g billet grill
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