im planing on dyno tunning my ws6, i just dont feel like throwing away my money that i worked hard for thats it. now i got LTs true duals and lid, how much power should i put down with these mods? its a A4??? im thinking maybe 310 and 350 when i get there and hopefully leave around 330 and 340 tq is that possible???

 

don't think you're gonna lose 10 lb/ft tq

 

Your guesstimates look about right, give or take.