- Hard pipes won't give me a horsepower increase...
- exhaust question
- Was Wondering When it Would Happen
- new dyno numbers...
- DEJON Hi-Flow Intake Pipe for HHR SS??
- Stage Kit Horsepower Increase for Automatic
- What else can i add??
- cool air in-Hot air out
- Turbo upgrade installed
- Recomendations for Stage 1 install Southern Illinois or closest?
- Who's Willing to Help?
- Stage 1 Installed
- LNF Turbo Upgrade Kit and Chip question
- Bought new K04, it has metal BPV?
- has anyone put a cold air intake on?
- Hann Pipes and TTR
- TTR Upper Motor Mount
- installed magnaflow muffler
- Has anybody had stage 1 installed in ohio??
- Need GMPP tune...
- Stock and tune only '09 auto dynos
- Just installed..ZZP Catless Downpipe
- stg 1 concern
- Manual Boost Controller
- Trifecta Tune Installed
- Is anyone in here running the Dejon short ram intake?
- What did the stage 1 cost you ?
- Well been a month in another SS
- Jefferson county MO... stage 1 install
- Happiness is on its way!
- Group Buy on Mounts?
- Bov?
- Down Pipe!!
- GM Turbo Upgrade - How to Check Lower TMAP Wiring
- blow throu?
- hahn charge pipes???
- BSR PPE or Stage one GM
- How would you convert an SS to E-85?
- Does Stage 1 Upgrade work on 2010 HHR SS?
- Is Anyone Running the CGS Cat Back Exhause?
- Upgrade Question
- The General has pinched the pennies again...
- I Needed More!!
- To GMPP the SS or not? That is the question.
- Hot-side IC Pipe
- Anyone with a 08 auto with gmpp and hptuner?
- Stage 1 Turbo upgrade kit
- Those who used Hptuners...
- I installed my very first ricer mod today and I love it......
- Best place to buy Stage 1 Upgrade?
- Stage I for 2010
- Any one recommend Stage 1 installer in NC?
- Water cooled Turbo
- Bolting on a BNR K04-2871R
- Tunes and Upgrade Kit
- lnf communication protocol
- 10 PSI Boost at Highway Speeds
- catless dp
- manual datalogging today.....long post...
- Stage 1 kit
- Trifecta Budget Tune
- Stage 1 Kit
- ADM Turbo Back Exhaust
- choosing an aftermarket clutch
- Forge BPV, have one?
- Correct hook up Tial Q BOV
- new intake
- LNF Adjustable Launch Control by Trifecta
- nitrous?
- Stage 1 Info?
- catted dp for the SS Auto
- Reputable Tuners in the NW?
- whats need to run e85?
- Bigger Motor??
- Good Stage 1 installer in NE
- Specific exhaust question
- Anyone pics of a greedy type rs hook up??
- Dejon Downpipe?
- Ait sensor readings?
- Started clutch install today
- More toys for the SS. A quick Exhaust How To.
- trubo upgrade
- GM Techlink
- Installed a Spec 3+
- Need SoCal Installer
- Upgrades soon to be installed
- what is your opinion on superchips?
- Stage 1...how much psi?
- New Tranny Mounts Available!!!!
- GM Stage 1 to Trifecta tune??
- Secret Services Auto
- HPTuners files
- megan down pipe.
- GM Stage 1 is nothing but issues *sigh*
- Cutout or catback?
- Trifecta + Auto+Drag racing
- Downpipe and Exhaust
- Catless DP codes??
- Trifecta + Superchips Automatic
- stage 2 from gm, with warranty
- Next up Meth injection
- what is the best cheap mod that i can do to my SS
- MAP pigtail?
- Quick change CAI
- Stg. 1 and check engine light on...
- Anyone with Hahn 3" MODpipe?
- Quarter mile times?
- How To Verify Stage Upgrade?
- Help needed - believe it's an issue with my Stage 1 upgrade
- Cold Air Intake for an SS
- performance
- Anyone running zzp intercooler??
- stage one chip
- My first turbo...
- Hubby's SSA real Turbo Upgrade
- Superchips cortex. what to expect?
- K&N Air Filter
- Order new parts for the ss.
- GM Turbo Upgrade
- Crazy Steve Intercooler
- HHR performance chip or programer
- Where to order Downpipe for automatic?
- Cobalt-HHR Cross-platform Parts
- ZZP intercooler is on!!
- I need to control the boost
- EFI Live???
- SS Exhaust
- Interesting Article from GMPP
- What will I make on the dyno?
- 1st dyno
- trifecta tuning on upgraded turbo
- Cobalt Down-pipe interchangeable??
- Stage 1 Question
- TTR upper mount & tranny stop mounts
- intercooler options.
- Magnaflow stock replacement muffler?
- 2nd dyno
- hhr ss with the most hp is....
- GMPP Exhaust Kit
- question on choosing mounts
- Proposed new exhaust setup
- ZZP Intercooler
- BOV help
- Intercooler spray bar
- Will the Cobalt SS 2dr
- Best Fitting/Highest Quality Intercooler
- K&N filter for HHR SS
- Which type of shop to install new charge piping?
- Plug and Play GMTU!
- Wideband options
- 3" downpipe w/cutout will fit
- My HHR SS 3" Borla Exhaust Set-up
- Getting ready to install hot-side intercooler pipes.
- TTR Upgrade
- Soon to be running E85.
- trifecta e85 vs trifecta 93 vid
- Does anyone have a good dealer in or around NYC to install GMPP Stg 1
- GM Readies New 2.0 Turbo Four-Cylinder for 2012
- Hahn, Dejon, or ZZP. Whats the best
- Will the Dejon Upper piping set for a Cobat SS work on an HHR SS
- superchips anybody???
- HPTuners VCM Suite
- How do I know if my SS has a turbo upgrade?
- So....do most of you guys say "Heck With the Warranty"?
- Are these mods/bolt-ons worth the money??
- Soon to have Stage 1
- Electric Cutout on catted DP?
- Ordered EVERYTHING today!
- Who writes a really good tune file for the SS?
- My aftermarket intercooler caused detonation
- gm stage 1 or trifecta tune
- Big Boost, UH OH
- Turbo Upgrade kit question
- Anyone running meth yet?
- Gforce Chip
- Christmas present
- Who is using a treadstone intercooler/pipe kit?
- Tune vs. Programmer
- GMTU Installer Bay Area CA
- injen piping
- how to find out what tune i have.
- What GM has to Say
- gm upgrade
- engine building
- Stage 1 question
- GMS1 $1200.00 Installed? NOT!
- Hahn 3" catless DP with electric cutout.
- GMS1 Sensors not needed?
- Is better sound possible for the HHR SS Auto?
- HP decline when you take Air Lid Off???
- Liquid To Air cooler
- Turbo Upgrade boost questions
- K&N intake
- Superchip Installed
- Hahn Racecraft Super 20g Turbo Upgrade!
- Opinions On Trifecta
- Do I need a tune for dp
- Fueling issues
- Intake temperature difference with/with out airbox lid
- *NEW* ZZP Intake Tube for the HHR SS
- Stage I adapter harness from crate engine depot
- Has anyone had any "Problems" with their Trifecta Tune?