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Jul 26, 2013 | 12:06 PM

LS1Sierra02

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From: Tucson Az

Stall and headers

I just installed a 3600 stall and will be adding headers in a week
am i going to need to do a tune?
Truck is a 02 Regular Cab Sierra with a LS1

Jul 26, 2013 | 01:58 PM

MPFD

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From: Kansas

yes...

Jul 26, 2013 | 03:51 PM

GREENSIERRA

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From: Canada

have you tried driving the truck with the converter?
couldn't imagine it driving well without a tune

Jul 26, 2013 | 05:31 PM

LS1Sierra02

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From: Tucson Az

yea its my dd
it does not drive well

Jul 26, 2013 | 07:08 PM

BLK02WS6

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From: on the dyno tuning in MD

Yes, you will need a tune...

Jul 26, 2013 | 07:44 PM

LS1Sierra02

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From: Tucson Az

I thought so..
now need to find someone to tune here in Tucson

Jul 26, 2013 | 07:45 PM

LS1Sierra02

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From: Tucson Az

after the tune will I notice these two upgrades a lot from the stock ones?

Stall and headers

Stall and headers

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