Performance

Engine mods, Chips, Filters, etc.
BlueTahoe2001
  • Sticky
Locker VS Posi
4 5 6
Replies
52
Views
32K
swathdiver
swathdiver
JennaBear
  • Sticky
Throttle Body Spacers
3 4 5
Replies
42
Views
38K
Dantheman1540
Dantheman1540
Travieso
  • Sticky
2001-2006 tahoe LLP headers w/ ory installed
6 7 8
Replies
73
Views
60K
LINTZ0718
LINTZ0718
BOSS
  • Sticky
LQ4/LQ9 - Everything you ever wanted to know
Replies
6
Views
162K
Lit549
Lit549
JennaBear
  • Sticky
Lower thermostats, really needed?
2
Replies
19
Views
14K
turbopowered68
T
summithighrise09
MBRP Exhaust Installed with Video.
2
Replies
15
Views
311
swathdiver
swathdiver
L
Feels lazy off the line… torque management?
2
Replies
12
Views
370
menusk
M
F
My 2003 Yukon build
Replies
6
Views
405
fasteddy
fasteddy
D
Cheap exhaust
Replies
4
Views
320
Joseph Garcia
Joseph Garcia
T
Water pump replacement
Replies
1
Views
131
ks03
K
P
Long tube headers
2 3
Replies
26
Views
7K
02Z71Raven
02Z71Raven
Stonefort
How to turn on fans with HP Tuners
Replies
1
Views
230
Stonefort
Stonefort
Juice17
mpg on my 04 5.3 Yukon
Replies
5
Views
440
Doubeleive
Doubeleive
R
Tahoe weight reduction
5 6 7
Replies
61
Views
15K
exp500
E
Police428
Best Tuner for ‘04 Yukon 5.3(L59?)
Replies
4
Views
459
Stonefort
Stonefort
Anthony
Downside to installing the Corvette Servo?
4 5 6
Replies
52
Views
104K
BentleyArnage
BentleyArnage
Stonefort
Super cheap electric fan question - see pic
2
Replies
19
Views
821
Stonefort
Stonefort
E
Denali diesel conversions
Replies
6
Views
336
exp500
E
T
Electric Fan swap causing problems
2
Replies
10
Views
942
BG1988
B
P
handheld tuner for 05 Denali
Replies
4
Views
415
pimpdout98gt
P
Brians4x4
Feeling low on power after mods
Replies
4
Views
461
exp500
E
T
Shop won't build dual exhaust
2
Replies
15
Views
3K
tc8510
tc8510
MICHAEL WEIG
Speed engineering fo by fo
Replies
6
Views
912
Tonyrodz
Tonyrodz
P
throttle booster
Replies
3
Views
422
BG1988
B
xFuZzYx
Loudest exhaust without the dreaded clap?
Replies
5
Views
14K
livingez_123
livingez_123
D
Anybody used Summit's new line of LS truck cams?
Replies
4
Views
4K
livingez_123
livingez_123
J
Summit Racing Shorty header
Replies
4
Views
705
livingez_123
livingez_123
M
What is this?
2
Replies
11
Views
724
PNW VietVet
PNW VietVet
05Zsvntyfun
E85 Tahoe
3 4 5
Replies
43
Views
9K
fasteddy
fasteddy
D
Oxygen Sensor help........
2 3 4
Replies
35
Views
2K
dojrs
D
Matthew Jeschke
Cutting factory exhaust for Wideband O2
Replies
0
Views
181
Matthew Jeschke
Matthew Jeschke
TxTaz
High IAT (Intake air temp)
2 3
Replies
23
Views
1K
TxTaz
TxTaz
Mudsport96
Who needs a high dollar cold air kit
2 3
Replies
25
Views
3K
Mudsport96
Mudsport96
Jester1023
3:42’s BBP tune
2 3
Replies
21
Views
1K
PNW VietVet
PNW VietVet
M
03 tahoe 5.3 L59 build wannabe
Replies
1
Views
423
Mudsport96
Mudsport96
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