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When I did my res and 2nd cat delete on my325xi I did feel something on the butt dyno. Car is lighter ( Obv ), quicker IMO. I feel like challenging more cars, and spirited driving is awesome. I combination with my other mods I do feel quicker. But all is butt dyno.
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CF Front lip//Cyba Scoops//K&N filter//Charcoal delete//UPSolute tune//Full LED swap//CF roof spoiler//Monaco blue boot lid//muffler delete//Blacklines//15% tint//Rear fogs// |