I have the low end Gurgle as you call it as well. Its quite noticeable if you're trying to get unstuck because it doesn't have the torque it used to when it was stock. You pin it, it revs up, then bogs and then the boost comes on and pulls like mad.
You have your buddies ski pulling, it starts...
Only downside i see with the aerocharger is the price of the replacement turbo if those vains mess up and munch something. Make sure to check your shaft play!
Friend had a 2011 Etec, Ran like crap in the mountains, got worse and worse, until it would barely even start. Replaced the plugs with stockers, night and day difference. Replace the plugs as the gap changes with age, metal fatigue, abrasion etc. I would replace the fuel completely too if the...
Whats your spark plug gap, how do your plugs look? How does your fuel smell? How long were you riding before it died? Engine light come on before it died?
Cooler air = more power. Low boost kits usually don't have them. Higher boost kits need them or the intake air would be too hot and detonation would happen much easier.
I think most of the rod issues are due to detonation from ****ty fuel. Or so i've been told. If the rods were weak they would all blow at a certain horsepower level. So, stronger rods would only prevent a catastrophic failure if you were to detonate. Run high quality fuel everyone!