Performance

Engine mods, Chips, Filters, etc.

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J
Milage Helper Maybe
Replies
9
Views
2K
jwth
J
Denalixl364
Center Exit Exhaust
2 3 4
Replies
31
Views
23K
Tonyrodz
Tonyrodz
D
Tahoe 6-Speed T56 Conversion
4 5 6
Replies
51
Views
90K
digitalfiend
D
drdave81
Played Around with Dragy
Replies
7
Views
1K
Mudsport96
Mudsport96
m1949
Water/Methanol Injection?
Replies
2
Views
1K
exp500
E
Denalibro76
LQ4 rebuild
Replies
6
Views
1K
Denalibro76
Denalibro76
Byoung1330
Pushrods
Replies
0
Views
513
Byoung1330
Byoung1330
E
2.5 inch vs 3 inch muffler
2
Replies
14
Views
5K
Doubeleive
Doubeleive
SCBS
Under hood temps in Phoenix AZ. Cowl hood or vents?
2
Replies
17
Views
4K
mountie
mountie
R
Tahoe weight reduction
5 6 7
Replies
62
Views
35K
07PPVTahoe
07PPVTahoe
K
Body Bushing Assist
Replies
2
Views
2K
Knuckledown
K
F
My 2003 Yukon build
3 4 5
Replies
44
Views
10K
franky996
F
Walkercraig01
Another air raid jr thread
2
Replies
18
Views
5K
S33k3r
S33k3r
P
2005 tahoe z71 5.3L TUNING OPTIONS?
Replies
6
Views
9K
BlackBearPerf
BlackBearPerf
J
Electric Fan Conversion activation
Replies
4
Views
6K
Rocket Man
Rocket Man
P
Disc brakes
Replies
1
Views
771
Mudsport96
Mudsport96
P
intercooler or trans cooler
Replies
2
Views
938
1badjimmy
1
VR4Play
Building new custom exhaust
Replies
1
Views
2K
Noggles
N
Mudsport96
Boredom leads to back road 1/4 mile runs
Replies
2
Views
618
Mudsport96
Mudsport96
Ben Solo
04 Tahoe high oil pressure when accelerating and noticable loss of power.
Replies
9
Views
7K
Ben Solo
Ben Solo
Mudsport96
Headers 1 3/4 vs 1 7/8 dyno results (plus Truck Norris results)
Replies
0
Views
2K
Mudsport96
Mudsport96
J
Looking for a tuning in WNY
Replies
6
Views
665
jcdata
J
P
dyno tune
Replies
1
Views
578
S33k3r
S33k3r
mountie
2005 Yukon 5.3 / stock- that crazy air box??
2
Replies
18
Views
5K
mountie
mountie
T
Electric Fan swap causing problems
2
Replies
18
Views
9K
ScottyBoy
S
BCull68
CAI and Cat Back
Replies
1
Views
1K
Joseph Garcia
Joseph Garcia
P
Security system made me stuck
Replies
5
Views
4K
exp500
E
m1949
Fuel pump Advice, please! Which is best: Bosch, Walbro or ?
2
Replies
10
Views
5K
swathdiver
swathdiver
04Z71w
Whats a good flowing catalytic Converter for flow?
Replies
6
Views
2K
Midnight mechanic
Midnight mechanic
E
Any good tuners in San Diego, CA?
Replies
1
Views
534
mountie
mountie
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