Performance

Engine mods, Chips, Filters, etc.
JennaBear
  • Sticky
Lower thermostats, really needed?
2 3
Replies
26
Views
15K
BlackBearPerf
BlackBearPerf
wheatswake
  • Sticky
the real story on spark plug wires
3 4 5
Replies
43
Views
59K
avalonandl
avalonandl
itsbo1313
Long term owners of BlackBear Autocal tunes.
17 18 19
Replies
187
Views
17K
Joseph Garcia
Joseph Garcia
swathdiver
Useless Information
104 105 106
Replies
1K
Views
65K
swathdiver
swathdiver
StatutoryAPE
Summit Racing coilpacks and wires
Replies
0
Views
49
StatutoryAPE
StatutoryAPE
L
Tuner in DFW Texas area for e-fan activation?
Replies
4
Views
120
LEDFoot
L
E
Poor Gas Mileage for Tahoe LT 2008
2
Replies
13
Views
520
Ed Alexander
E
K
New to the group and looking for suggestions
2
Replies
14
Views
620
SUMTOY2
SUMTOY2
Slow5.0
Does anyone using Wilwood 16" brakes with OEM 20" wheels
Replies
4
Views
253
Slow5.0
Slow5.0
J
AFM delete / Tuner for 2011 Yukon Denali 6.2 Question
3 4 5
Replies
46
Views
2K
Foggy
F
S
Stock exhaust compatibility?
Replies
3
Views
204
swathdiver
swathdiver
R
Looking to add 100hp?
2
Replies
10
Views
795
ls1frc
L
L
Model number for the tru cool ?
Replies
1
Views
173
Geotrash
Geotrash
Sandaman
Minor performance mods help.
10 11 12
Replies
114
Views
12K
Sandaman
Sandaman
ATLPPV
New BTR Truck Torque Cam
2
Replies
12
Views
4K
PatDTN
PatDTN
Jason in DLH
Borla XR1 Muffler
2 3 4
Replies
30
Views
3K
avalonandl
avalonandl
Peacock
Rev Limiter
Replies
7
Views
394
BlackBearPerf
BlackBearPerf
PeteCT
Planning to buy Supercharger for 07 5.3, need an advice
2
Replies
14
Views
951
muncie21
M
C
Swapping intake manifold & throttle body on a 5.3
2
Replies
11
Views
2K
JJKNIGHT
JJKNIGHT
Kuhndog-11
2014 Z71 Tahoe/What intakes fit?
Replies
6
Views
476
Charlie207
Charlie207
Denaliz
Anyone know how to source the SLP # 31096 for 6.2L Denali/ Escalades -resonator delete?
2
Replies
14
Views
2K
Denaliz
Denaliz
T
99 MPG in V4 when stopping
Replies
9
Views
563
tkdgirl
T
B
Range AFM disable
Replies
8
Views
1K
Charlie207
Charlie207
colt45hoe
15-20 headers work on 07-14?
Replies
3
Views
431
gat0r
G
Charlie207
Is there a direct-fit muffler upgrade? 2014 Yukon SLT
2
Replies
12
Views
1K
Charlie207
Charlie207
87carl
Brembo brakes
2 3
Replies
26
Views
3K
91RS
9
Denaliz
Looking for good shop around DFW (Dallas) for cam, headers install for my Yukon Denali 6.2L
Replies
1
Views
399
mattbta
mattbta
P
  • Poll
2008 tahoe ltz header selection long or short??
2
Replies
13
Views
9K
Goebz
Goebz
D
Delete please
Replies
0
Views
228
Downintheyukon
D
0
Kooks Y-pipes w/ cats Anyone used this??
2
Replies
10
Views
1K
ThisIsLivin
ThisIsLivin
Moose912
6.2 Denali XL header question
Replies
7
Views
727
avalonandl
avalonandl
BoutDrama
Entry Level Performance Mods
2 3
Replies
20
Views
3K
gooffeyguy
gooffeyguy
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