- catless downpipe
- Soon to be in the 11's if not 10's! Purchased tons of goodies.
- 2.4l COOLING PROBLEM ?
- Slight Rattle @ ignition and sometims during shifting?
- Custom Exhaust system?
- gmpp touring exhaust
- heat exchanger
- injector cover?
- Spark plugs for 2.4L
- K&N Cold Air
- CA V1 header question
- Cavy B&M+2.4
- Superchargers
- Drilled Rotors Installed
- what to do?
- Throwing the 2.8" + 60's on in a few weeks
- Why 2.0 instead of 2.4?
- exhaust
- New to tuning.
- cat & law
- Mufflers!!
- Is there a How to instal cams ?
- Little Injen CAI problem
- Procharger?
- so i dynoed today
- Ceramic Vs Stainless Headers
- exhaust manifold and downpipe
- zzp mid-length header
- Question Bout the 2.4
- any supercharged folks considering the htv1320?
- Best Header and Down Pipe?
- Lose of mpg with CAI?
- 2 silly noob questions
- exhaust system -options-
- 15.5 with an auto.
- 2.4L Performance Modification List
- 2.4L downpipe
- Jet Performance Modules Query
- torque specs?
- zzp mid-length header torque specs
- ZZP mid length header/DP combo owners
- solid upper mount
- zzp mid-length header aftermath less than 20hrs after install
- clear image auto tune
- Megan or Tsudo (2.4's)
- Official 2.4 Turbo Cobalt's - Post if you are turbocharged
- Header question
- CA V1 Header Questions.
- vibrant
- Cooling the engine
- 2.4L Turbo/Supercharger Upgrades List
- Why does it seem like most 2.4 tubos here are...
- How much would you give for that ?
- Dyno Numbers
- cobalt ss turbo run
- Engine Knock
- pacesetter monza exhaust
- Need Opinions...
- Spark plugs, need help
- Secondary Air Injection
- drop in K&N with air box mod
- Gauges
- F-ing CEL
- How many people replacing 2.4 4 dr???
- Muffler Add-on, 3' Flopro V-force, need help!
- E85 and Gasoline - Mix and Match
- CA header problem
- New Mod - Cel?
- My friend's SS sedan tops out at 190KPH (118MPH)
- Mufflers ON! thoughts of the setup
- MPG w/ Hahn Turbo Kit
- Picked This Up Today From A Local Seller.
- advice on exhaust parts-header/dp question
- 2008 Cobalt 2.4, Help me out please!?
- Megan Muffler
- Mod and Turbo Recomendations
- I'm So Angry...
- Say Whaaaat?
- New cobalt just wanting some feedback
- Cruise Control?
- Getting started
- ECM remapping, good or a waste?
- 2.4 injector upgrade
- Hahn RaceCraft Turbo 2.4 Cobalt in GM HighTech Performance Mag!
- Boost Questions For A Boost Noob..
- Tuner help
- best cheap gauges ont he market
- rev limiter
- Where Do You Find Intake Pipe?
- ZZ Performance Header/Downpipe Group Buy
- Mpg?
- Solid Start for Modding 2.4..
- 2.4 Turbo Hahn Magazine Insert..
- 2.4l supercharger kit in the works??
- wanting to build a turbo Questions.
- 91 octane benefits?
- part number 2.4 TB
- Airbox mod
- sc build, what should I aim to get next
- Just Ordered the Hahn Kit :guns:
- new mem, few q's
- Blew my intake manifold on the dyno today, cant make more than 11 psi
- Autometer C2 Gauges.. Show em if you got em.
- engine break in
- Turbo 2.4's: What plugs are you using?
- Just got my tune...
- The age old question.....
- Tune for sale?
- CEL after Header/Downpipe Install?
- tune or jet chip or both
- Getting my tune in 2 hrs..
- HELP 2008- UNTUNEABLE!! 2.4 vvt 161hp
- dyno #'s
- Point at which power kicks in
- Projekt's SS/NA Flopro Vforce+Kn Intake Clip!!!
- New Guy Here!@!@!
- Cold Air Intake Question
- 2.4 Intake Manifold Gasket
- gauges?
- 2.4's with i/h/dp/e and tune look here
- Boost Leak :(
- Automatic shift knob?
- Anyone have the Rebel Autoworxs downpipe?
- E-brake problem
- Regular oil vs Synthetic Oil
- hey iLLmaTic3s
- 08 2.4 Turbo Project and Visual Upgrades
- New OBX Header/Catless Dp
- What Would I Run?
- Mods for gas
- GMPP Extrude honed manifold
- Exhaust/Header/Downpipe options
- No resonator
- engine disable
- Specific sound/audio clip
- 06 ss exhaust
- Question
- Inatake install and new seats LOTS of PIX 56k no!!!!
- Injen intake rattle?
- Forged Pistons
- tranny oil cooler
- Long Tube Headers
- Full CAI VS. SRI
- Jet Chip Performance Module 1-month Update
- GMPP intake turns on Check Engine Light?
- Aftermarket MAF Sensor...so what do you think
- coolant additive
- zzp combo review
- Throttle Body Spacer
- New noise...please help.
- bore size
- To owners of a jetchip module
- Jet Stage 2 and 180' Thermo.
- Corsa Exhaust + Header Questions
- My Stage 2 Jet Performance Chip 2.4
- E10 gas ok?
- 2.4 A/T performance help
- Need Filter Recommendations for Intake
- stock rods forged?
- oh so tempting
- Fuel Mileage
- Installed Jet Stage 2 this morning. Thoughts
- 2.4 long block
- quick exhaust decision
- Cheap Performance Mods
- Oil Stabilizer
- 2.4 needs mod suggestions/tips
- What exactly is a Jet Chip?
- My work in progress
- GT3076R is on its way!
- 2.4 quarter mile times
- Radar Detector
- Traction Control
- New Jet Chip Control Module
- Window Tint
- Supercharger build or turbocharger build
- 60lb Injectors 2.4 Style
- smokey exhaust?
- 2.4 high flow cat question
- Jet Stage 1.. better MPG??
- which dowpipe?
- SLR Performance Chip
- JET Powr-Flo Mass Air Sensor
- 2.4 SS at the track
- Who would want a tune that...
- injector setup with harness
- I will supercharge your 2.4 for $2000.
- vibrant cel
- Miscellaneous CAI questions and such
- After exhaust install: High idle, etc.
- Twm Help Asap!
- wheel bearing problem?
- B&M shiftplus
- Full 3'' Exhaust
- Intake question....(sorry)
- Too hot??
- arm throw cel?
- Exhaust
- 2.4 A4
- look at what i found (jet module video)
- Just bought a 2.4L SS. Need Help.
- Do I need the spark plug grease with COP?
- 2.4 Turbo exaust question
- My "new" 2006 2.4L Cobalt!
- New Intake!
- 2008 LE5 Cobalt/Malibu
- Intake
- Complete List For S/C Swap
- 2.4 ss/sc auto
- 2008 Cobalt Sport 2.4l
- Hahn turbo
- New Car, Help
- Question on ZZP header/dp
- Guages
- NA performance help
- Car is officially a torque monster
- lsj head on le5 block
- Jet Stage II
- 08 Sport 2.4L Owners
- Tune Time!!
- putting bolt ons a 2.4
- Cleaning for more power
- Throttle body question
- Thinking of Switching GMPP To INjen CAI
- Corsa for 2.4?
- 2.4 turbo ?
- 5 speed conversion??
- The Numbers are in!!!
- Automatic Transmission Fluid
- limp mode
- ss injectors?
- ARK Antenna Problem! NEED HELP!
- JBP crate motor
- 2.4 Possible build options
- Engine and Tranny
- For Those 2.4 S/C Guys..
- deepest exhaust.
- OEM shifter assembly
- Jet Stage One
- so i got 800 bucks
- aem cai
- Pieces of metal in oil filter?
- Setup 190-200WHP
- tuning your throttlebody??
- why is our car so hard to make faster.
- Update Vector Tune
- GMPP CAI installed now lights
- 2.4L Misfire and Flashing Check Engine Light
- Lets Discuss a Nitrous Build
- FI w/o tune