- Pressure Control Valve
- LS7 MAF IAT Calibration Issue
- My Koni Coilover build
- 2006 GXP Temperature Problems
- looking for gxp parts car lol
- My Craigslist Find!!!
- dod engine slam
- My 2007 GXP with GT500 Wheels
- Looking for tansmission core
- gxp rims powder coated?
- Ran against my Twin
- 1 pic from a photoshoot.
- Transmission fitting thread size?
- Yaw Controll Sensor Location
- How to launch my 06 Impala SS
- Feeling Nostalgic...
- Gear shifters
- Ls v12?!?!?!
- Exhaust Drone
- ac compressor
- Gxp exhaust and fly by res delete
- OK so the vette guys get the NHTSA for lights. But what about our trans?
- Alcoa wheel weight
- ZZP downpipe does not fit
- Modding Advice....
- Brakes, Headlights, Intake
- 4l65E-HD Compatibility across platform?
- thinking of painting my gxp
- Not just my ls4 but this is how we get down where i live
- Oh crap, power steering problems before cross country trip
- For those of you modding away. Here is what my car is going for lol
- help plz
- Looking For Recommended LS4 Performance Parts?
- 07 monte carlo ss PO442 code issue
- powder coated ss wheels pics
- First Drive with intake swap
- first track pass with the monte
- First Time At Track
- Comprehensive GXP Mods
- Quick and Easy Belt removal with pics
- LS4 drivetrain swap complete~
- hottexhaust.com
- installation of tep trans cooler
- GXP vs 5.3 truck
- Sonnax Billet 3rd Housing/Piston
- good deal
- Straight Piping
- Bad Throttle Body Position Sensor...Maybe?
- Brake Assist
- selling my baby
- who had the 700HP Monte Carlo SS?
- Getting closer....suggestions>
- Grand Prux GXP fogs swap with fusion fogs
- Engine Bay Weatherstrip
- trans leak
- Transmission just took a shit
- LS4 Intake to LS2 Throttle Body?
- Chevy SS clone?
- CAI worth it?
- CV Half Shafts
- Exhaust Questions
- Lug Nuts Question
- Another FNG GXP Owner
- blue/white bulbs?
- monte is thirsty for oil
- LS4 Dimensions?
- New GXP Owner/ Pics
- Not Happy about my trans
- GXP has been sold.
- off topic question
- Rack and pinion issues
- newbie
- new track times are in.
- Exhaust pipes for 08 GXP
- Need help buying GXP
- Air Flow (lb/min) readings from modded LS4 setups
- Plasti-dip the window pillars???
- WTB: Magnaflow 16707
- Assistance with an AUX outlet.
- oil consumption issue
- Visiting Dallas Area
- Is there a direct throttle body upgrade?
- What intake to swap on?
- P0449 is back again!
- GXP thirsty for Oil
- Newbie
- STB Bars for Sale GXP IMPALA MONTE CARLO
- Make my cooler standalone?
- Blacked Out Cars
- Need help now please!
- 06 impala ss tranny problems...
- DMH cutout?
- Good Nitrous system?
- Best Hid Kit
- GM Racing 4t65E-HD Build info
- LS4 to LS2/3/7 throttle body thread
- Went to the track today...
- downpipe installation
- Cam questions for 2006 gxp
- Doug Thorley Headers $605.00 SHIPPED!!
- how sensitive is the computer to miss fires?
- Tune Up,shift kit, mounts
- Gauging interest on magnaflow mufflers
- FWI vs. K&N vs. CAI
- Gibson exhaust #5002
- My Burn out
- I put the wrong oil in my gxp
- What if Year One made snowflake rims for the GXP
- Which head studs for a turbo build
- Noob question about torque steer
- Tranny go bye bye
- driver side parking and fog lights not working
- Vacuum lines?
- Custom cold air intake
- Cam opinion anyone ??
- New Exhaust B-)
- I'm the new guy.
- OnStar/XM Antenna
- Cartuning turbo pipes
- Anyone done true duals?
- LS4 builds N/A builds
- Intake and cam swap
- LS2 Intake with LS4 Fuel Rails and Injectors
- ZZP 3" catback
- Factory delco MP3 player work with GXP's?
- tranny removal
- GXP Battery Cable
- DOD removal what oil pump
- Switchback led running lights / turn signals installed
- Traded the Impala for .......
- motor mount
- WTB a ls1/ls6 Intake
- 2007 Impala engine question
- Friend's MCSS VS LS1 Camaro
- Exhaust Problems
- Possible Progect... Built LS4
- Kill video
- LS4 Intake porting. Worth it?
- Cold Air Inductions
- TPMS valve warning
- My own poly trans mount done updated** 3/7/13
- How to hide t1000 trinity wire
- Radiator Cooling Fan Issue
- New HU or aux adapter?
- Adding Trans Cooler LS4 Buick Super
- oil filters
- Long time no post... whos still here??
- Traction Control Issue
- inner tie rods
- ls4 oil pan swap
- 255/45R18 Potenza S04 or 275/40R18 something else?
- GXP knocking/thumping from rear
- 9.5 inch 20"s rims will they fit
- Pics of my new GXP
- New Member!
- painting inferno hood opinions
- Proton NX nitrous Brand new 400.00 shipped
- Trinity users
- Cut out Placement.
- shorter dogbones and poly mounts success
- A/C control
- help with build
- Radio Problem
- LS7 Twin Turbo...
- Westers vs. Nelson tune
- Charging issues on 07 gp gxp?
- LS7 MAF install...and why the LS4 MAf sucks.
- WHP that are cars are making with just a few bolt on's
- Monte Carlo Wheel Question
- 2006 GXP Oil Consumption/Alignment
- Triple Edge Perf Transmission Feedback
- Lowering Springs and Struts
- 2014 Impala = Ford Taurus?
- 4 dash lights at once ahhhhhh!!!!
- GXP value?
- 20 x 8.5" Torq Thrust M
- 285/40/18 ?
- New hp tuners is out!!
- 45 mm offset
- o2 sensor locations???
- inferno hood
- Anyone have this happen before??
- ???????
- GXP Saleen rim offset question?
- Trunk not releasing
- pk3 programming question
- Non-Intercooled Cartuning Kit
- electrical issues
- HELP!!! Need Water Pump Bolt Torque Spec
- Lacrosse resonator delete
- gxp parts question
- Fight with a guardrail :/
- LS4 Porn
- CalSpeed LS4 Headers: 1/13/2013 Update
- major problems
- LED interior lighting
- my parked cars got hit :(
- 2011 camaro ss harmonic balencer
- LSXTV Feature Opportunity
- 2006 mcss
- ss mc gauge pod
- Cylinder #5 misfire
- Elbrus I05
- Placement of cutout
- Exhaust
- Tell me about the Cat conveter law? Mine is going.
- will 114.3 rims fit on gxp
- question??
- New times for the Impala SS
- New Tranny
- Sorry to post here, quick sale new rear tires, stock GXP airbox
- Headers/Downpipe
- what is this?
- GXP acceleration video
- Spring Options
- Doug Thorley March special!
- Wheel bearings - Does price matter?
- Chrome wheels peeling
- Anyone running this exhaust set up?
- installing a 5.3 into my 83 monte carlo
- Traded in the Impala
- Charging System Question
- HID lights for '06 SS
- rocker panel molding loose
- WTB LS6 Intake Manifold
- e85
- maybe a dumb question-
- Traction control Issues
- The front wheels off a GXP put onto the rear
- DT Headers LS4 intro offer
- NOS - Who's Spraying ?
- Does anyone have service repair manual ?
- coolant leak
- Ipod adapter for stock Nav?
- Doug Thorley Headers now a sponsor!!
- Underdrive Pulley
- Ls4 tuning help
- Next performance mod
- Whats the better mod for the money?
- WTB Stock ls4 manifold
- Ebay catch can install
- performance suggestions wanted
- squeak from font left
- video??
- turbo build
- Bolt-on LS4 specific performance parts
- Well its been over a year now
- headers??
- I made it!
- Has anybody removed their door guards?