Wastegate Adjusting

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Oct 16, 2009 | 11:34 PM

#11

NCFPD

Diesel Wrench

Joined: Sep 2009

Posts: 585

Likes: 10

From: Louisville, KY

So ok look at my si and see what i am running then tell me what kinda changes i will see and feel if i was to block off the wastegate tube i am just curiouse and wil it help any with fuel milage

Oct 17, 2009 | 05:32 PM

#12

0Diesel Dawgs Performance

FormerVendor

Joined: Mar 2007

Posts: 14,546

Likes: 843

From: Western NC

What kind of boost are you seeing now?

its not recommended to block off the wastegate. its there for a reason.

Oct 17, 2009 | 05:33 PM

#13

RAW

Administrator

iTrader: (1)

Joined: Aug 2009

Posts: 6,218

Likes: 684

From: Alberta

I doubt it will help with mileage, I haven't noticed an improvement on my truck, mileage wise. I noticed it pulls a little harder throughout the RPM range, as more air can be rammed into the cylinders.