- I was kinda wondering something
- Stage II Pulley Size
- bypass valve canister
- Boost Bypass Mod
- Spotted!!! in ohio
- AEM dry flow
- dynomax
- Good Cold Air Intake?
- Guys who are runnging catless.....
- Since People Don't Know How To Read
- Throttle body Upgrade, WHERE TO GET ONE?
- I just received my lc-1!
- Best spark plugs?
- For those of you with a header/downpipe combo
- Air Box Mod Gains?
- Best place to get a widebang guage?
- oil pan question
- most quit resonater
- Does a scantool detect a disabled rear oxygen sensor?
- Second o2 too short
- When do you oil change?
- Suspension Question
- How long should stock tires last?
- Oneslowgto STAY AWAY!!!! no cussing anywhere
- Good Tune Shop in SOCAL?
- Air Box Mod Resolution
- spark plug tq spec?
- Street machine exhaust
- intake question
- Methanol's shelf life??
- SS/SC Top Speed in Gear
- Flowmaster Exhaust ?
- 07 Spark plug gap
- Emissions
- megan exhaust
- cobalt ss/sc s2 vs. srt4
- zzp header/dp
- Flashing Cel
- Dyno price?
- Stage 2 hp.
- H/E question
- zzp header combo or separate
- I have 600 dollars burning a hole n my pocket
- Questions for those off the stock rubber
- Tsudo exhaust video clips
- Exhaust questions for the SS/SC?
- Best way to go catless
- P 1208???
- Strut bar nuts
- Exhaust to get?
- The Better Deal?
- If You've Changed Your Plugs Before
- High flow or catless?
- Cobalt addiction Stage 2 kit
- 2.8 pully question
- Blown Engine
- sounds weird
- just put in intake....
- TQ specs for M62
- HAHAHAHAHAHA!! gotta see this
- GMPP Vs Corsa
- Help with meth system.
- Just ordered S2 & GMPP Performance exhaust w/ Angle cut tip!
- What to get?
- Boost HP 25 + ... what ever?
- Anyone near philly have hptuners??
- Whine not constant in 3rd near redline?
- odd smell
- Where Is cheapest place to buy ebay intake?
- need help
- HP tunners?
- exhaust
- Who says Walmart oil is cheap?
- want a tune, where to go?
- Headers
- Slp Exhuast
- downpipe
- 2.25" exhaust to 2.5" exhaust.. Worth it?
- Problem with spuddering top of rpm???
- good or bad mod list
- what performance item next
- Lost all power on my cobalt ss
- Ark exhaust
- Thought everyone might like to know
- seeing 10.5 afr at wot?
- A link to a test and tune day and dyno #'s
- exhaust rattle?
- does anyone know
- Could an exhaust leak cause this
- Need help
- GM manifold
- People With Airbox Mod
- Anyone useing the GMPP Cams?
- GMPP Exhaust
- Two tunes and one Ecu??
- Edelbrock muffler
- 3in DP bad idea?
- Question for a friend
- Help guys..should i get a Tune-up?
- Question which one?
- NGK plugs..how much?
- Anyone with 3.5" Throttle body and 2.9 on Stage 2?
- warranty work ??
- brackets for cobra HE
- thermostat ?
- Is there a difference between the 05/06 and the 07 intake tube?
- Header downpipe combo
- Looking for 60lb - 2.8" Pulley Tune - Willing to pay!
- Just bought an aftermarket SS
- Cons of Meth/Water Injection
- bad mpg on zzp tune?
- Magnaflow + Catless DP
- intercooler pump question
- 2.7 to 2.6
- Tune or Port
- Methanol Kit installed!!
- Installed a Fat Front Mount H/E Pics Inside
- cold air intake
- Different approach for speed
- Question on Tune Programs?
- Good price for exhaust install?
- Difference btween 2.8 & 2.9?
- Garrett Turbo Kit
- Intake
- ss/sc ss/tc swap
- Headers!!!
- How long is Stage II belt?
- GM Stage 3 PCM Problem
- Installed ZZP Engine mount
- Weird smell coming from driver's side rear tire
- Tuning at the CED meet?
- whats your car idle at?
- Next Mod
- Next Mod??
- Quick exhaust question
- Okay, i searched and didn't find anything
- 3rd cracked downpipe
- Best Street Turbo
- changing pullies
- Pulse Plugs
- Best location for MAF and IAT sensors in the intake
- wrong vibrations
- disconnect the battery
- Downpipe Gains
- Piston Install
- Quick Question
- rattling from under car
- how many stages?
- What is this thing? (Pic inside)
- Official GMPP Stage 3 Dyno Session
- I'm going E85
- K&N oil filter
- H.e. Pump
- how much power?
- Fluid Help For Meth Injection
- Gt2560r
- Horsepower 2.8 and 60lbs??
- exhaust gaskets
- ?'s on stage kit
- new plugs need help!!!
- Anyone ever buy a used stage kit?
- help!
- check it out.
- supercharge oil [wtf]
- pulley boys
- Meth Inject or H/E?
- Are the laminova cores directional?
- 7500 redline?
- help! what does the codes mean?
- Question
- quick question on stage 2 install
- CAI vs Heat Exchanger
- good info on LSD
- cheap meth
- Question about boost bypass mod
- any interested
- Ca Heat Exchanger Vs. Ca Dual Pass I/c Plate Kit
- GMPP Performance Exhaust
- So.... I blew my motor
- Help Plzz!!
- Next Mod
- what size is the ss/sc throttle body inlet ?
- Fuel Filter
- Observations of smaller pulleys per me
- intake question
- Anyone have a pulley puller I can rent
- About to order my turbo manifold
- Advice needed on making high tuned LSJ, putting in airplane!
- Cobalt Addiction Heat exchange install
- WTF happend to my head?
- Best solution for Cels
- Dash Hawk Equevilent?
- SLP Loudmouth Dual
- 2.0 cylinder head ?
- What to get?
- Header/Dp Combo... biggest hp gain?
- Anyone Seen This Cx Racing Heatexchanger On Ebay!!!!
- ticking. rattling noise
- Please Read and Discuss
- K&N Typhoon Problem
- what should i do about this?
- interceptor question
- 2.0 LSJ Intake Poll - Do you use a hydroshield?
- Tuning Stage 2?
- throttle positioning sensor
- Down pipe w/Borla cat??
- Turbo has been ordered
- JBP Cold Air Intake JPO907
- Think this heat exchanger will work for the LSJ?
- Exhaust is in town
- Stop wheel hop
- Rod bearings?
- Up to date Reflash
- Best Downpipe?
- Little help real quick
- GM STAGE 2 OR Rebals stage 1
- SC Stock Muffler
- Just got some new parts!!
- Fuel Trims
- Need Injector Info?
- Injector Questions... (noob)
- Running rich
- vibrant header/dp hfcat + corsa sport exhaust = fuckin loud
- O2 Sensor Help
- ZZP midlength combo installed (56k, meh)
- Tog Headers?
- Cheapest 60# inj?
- Gm Stage 2
- Noises From under the car..
- Gm Stage 2 Or Rebals Gm Stage 2
- Stage2 Question
- two brothers exhaust
- GMPP Stage 2/CAI?
- Bolt Sizes for LSJ mani > downpipe connection
- Nates Pulley
- Oil in the Intake
- Cobalt SS/SC stroker kit??
- Custom Tune
- resinator chop
- 2 Step ECU??
- next mod help
- Oil smell
- Need a GM stage 2 Hub
- Brake System Fluid Cap.
- exhaust sound
- How do you clean your blower?
- just my luck....
- For those with interceptors
- CEL: Fuel system 2 fault?
- Interceptor Help Plz