- Question want to make my 01 5.3 faster
- Adding to my Longtubes
- E85?
- New motor?
- servo question
- 4L80E full manual VB issue
- Obs 6.0 questions
- tbi hesitation
- rebuild kits?
- 2001 Yukon Need Offroad Y
- ? about going from Flowmaster 40 to Cherry Bomb Extreme
- cb extreme
- swappin intake manifolds
- Chevy SS
- Header Exhaust question
- Corsa Muffler Swap on 07 Avalanche from Different Vehicle
- Question Frame Strangth
- Post your positive experiences with Programmers "NO BLACKBEAR ALLOWED"
- Question have yall ever seen this before?
- p0152, which o2 sensor?
- Will 1990 sierra exhaust fit on 1993 california legal?
- ABS light
- 02 sensor eliminators
- L92 in 2001 swap questions
- Question Muffler question (specifically Borla)
- Question Cold Air Intake
- 5.7 vortec wont start
- Question I NEED more mpg from my big block!
- old school 350 in 4.3v6 chevy truck
- 4L60 Help
- Question Cam Tuning and Some Wisdom
- Remote Start Problem
- 2009 GMC 6.2 L exhaust
- Question 96 gmc 305 timing problems
- Rough idle problem 2000 silverado
- Urgent Help With My OBS!!
- muffler?
- tired of searching and getting mixed answers...
- NNBS 5.3L FlexFuel Oil Pressure Switch went bad . . .
- Running Corsa DB "Diesel" Muffler on 6.2L?
- Question 6.0L upgrades? HELP
- Question Blackbear and exhaust?
- Motor Swap! and parts for sale
- fly by wire convert to cable drivin TB
- 2002 rcsb 4.3 to 4.8 swap issues.
- Question Slow acceleration
- Internal engine cleaners?
- Blackbear
- shops in georgia
- Question Vette gears?
- Headers for 2007 Tahoe..Suggestions Wanted
- T34 turbo on nnbs silverado 5.3
- Tapping
- How do you know for sure your Torque converter is locking/unlocking
- Fast idle after new PCM?
- K@n cai
- Tranny swap questions.
- TBI Guys, check your rubber tank line for kinks!
- E-bay headers on an '06?
- What have I done?
- Noise Diagnostic
- how would my exhuast sound if..
- Transmissin help?
- Question why is the ABS light on
- tickin noise when drivin
- Important header help
- Power difference?
- Weird idle/RPM's Drop FAST with cold start???????
- advice wanted for tranny swap
- Where to buy a Transmission?
- What do i need to do?
- tbi intake question...
- Important New Sale on our LPP stainless headers:)
- Exhaust isnt as loud as thought would be
- Monster Transmission...
- wont turn over
- shift point
- Can I flush my tranny fluid with hot water and soap?
- intake questions
- 2004 6.0 Whipple instructions needed
- tranny slippage
- I need some quick advice on a 6.0 swap
- Ls6 cam
- 350 stroker kit for Tahoe, what to choose?
- Making my pwn headers...
- Need new exhaust
- Coolant leak!!!!!
- DStarter removal
- TPS or 1-2 accumlator piston
- Dumped vs out the back
- custom exhaust???
- Spark Plug Info Request
- Which blackbear tune?
- Self Tuners?
- Few other questions
- Thinking of Spintech on my 2011 6.2
- Question Fuel pump problems?
- Speedo calibration
- headers r on
- Important tune
- computer question
- Silverado 4wd problem
- Multiple codes and power loss
- Question 7.4L L29: roller rockers and stock valve covers?
- Question OBS Shift kit
- Cam question
- EFAN guys (2003 Silverado) get in here
- Question Air Fuel Ratio
- shifting funny after tune
- Throttle body spacer
- 04 silverado died today..
- High alcohol level? nnbs 5.3 service light
- Couple 4.8L Questions
- Vortec Throttle Body
- Question 2010 2500HD 6.0 Gas Tuner
- flowmaster super 44s vs flowmast super 44 extreme??
- Looking at a 2010 6.2L 1500...Worth it?
- Question 2009 GMC sierra exhaust
- Powere steering shit on me
- 5.3L VVT + 6 speed < Performance
- any advise on getting better fuel economy from a 6.0
- Another cam thread...
- 6 liter misfire
- houston area custom tuners?
- Trans pan UPGRADE cheap - Check it
- 4:88 Gears
- Gas Mileage.... Help!!
- 8.1L crank pulley issues..
- Question Engine upgrades!!
- First Swap
- Dual Inlet muffler? (NBS Vmax)
- Polished Stainless Exhaust Build
- Spectre Intake
- Question for Edge Evolution CTS For 5.3
- Slowhawk Tune
- Opinions on ebay magnaflow exhaust
- Lap Joint Clamps
- magnaflow vs dynomax
- Transmission rebuild question (4l60e)
- Question 06 silverado 4.8 easy hp
- Worth it?
- Question 1993 2wd 4l60 transmission question
- help with performance until i can afford gears
- Air-to-air intercooler..suggestions??
- Newbie t-stat question
- Question LS1 F-body headers on NNBS
- Need help--oil pressure gauge reading 80
- torque converter help
- 4.8 /4l60 2 6.0/4l80 swap question
- Catless Inspection In NJ
- Important Should i get a Nelson tune?..
- trans acting up?
- borla
- can i re-program my duramax??
- Most recent mods
- what muffler should i run
- Allison 6-speed modifications
- 6l80e modifications
- Just ordered BB tune ? about crank relearn
- Need help with AIRAID M.I.T
- Any Ideads or Help???
- 92 4.3 to 92 7.4 swap
- get my speedometer back on track
- 4.3 lt1 swap
- Question Clueless Truck Owner Needs Help-Newbie
- Disabled AFM, added some timing - runs GREAT
- bullydog programmer
- warranty question
- Question Headers on 6.0
- Dfw area tuner?
- 2010 5.3, LTs + ORY + OEM intake and muffler OK?
- stepping it up. again
- Question 6.0 Rebuild
- 6.2 with corsa sport... opinions?
- Air Intake Tubes
- How can i upgrade my little TBI 4.3 ?
- pics wanted
- 350 TBI Upgrades
- ATF and Vette servo
- Crank relearn..
- tuned..
- Wheatley Tune
- Question 01 Yukon - Not starting -2 Deg
- Edge evolution question
- Performance MAF .. Help?
- Can I run a 05+ water pump on a 00-04???
- what do we got for turbo info?
- Finally Tuned
- Question AEM OR AFE dry drop-in filter to replace k&N oil filter?
- Help my semi new 4l60e tranny is slipping
- Blackbear vs wheatley
- Magnaflow Install Pics and Video
- Important Idle air control valve
- lookin and interested
- Whining
- new cam
- 4L60E 3rd gear slippage
- whats gears should i get?
- Question truck to f'in loud.
- Muffler Decision
- Smog Shops, Fresno Ca
- more transmission issues
- Magnaflow Drone
- What's with the hate for straight pipes?
- Nnbs Exhaust question
- anybody snap their Slip Yoke? (4l60e)
- Question 2008 Chevy Silverado Gear Question
- E3 plugs.? what you guys think.?
- Important Im having problems with my Superchips Flashpaq!!!
- Important 07+ Stainless Headers
- Important Help with 5.3L gas mileage
- Question 350 SBC mod recommendations
- Question K&N intake on 4.8L
- Question 2006 5.3
- Need some transmission help (5-speed)
- Aquatune or programmer?
- Need some opinions on an exhaust combo (headers, muffler)
- 5.7 liter 95 sierra
- Turbo
- Disabling Active Fuel Management
- '03 Silverado lost the tranny (help)
- Question Worktruck governors
- gettin trans built. need help
- How to get louder? But cheaply do so.
- Spintech really THAT loud?
- exhaust
- exhaust
- Single in VS true dual?
- high idol
- pacesetters with stock cats??
- Trouble cranking. injectors? fuel pump?
- 2000 S10 L31 Swap 0411 No Start
- 01 HD 6.0 EGR issue
- help me quiet my exhaust PLEASE!!
- 4.3 Exhaust? Jesty?
- Truck turns over but will not start
- Getting Exhaust....
- Throttle body spacer
- Question what tuner to get
- AC Compressor
- SLP Loudmouth1 vs Dynomax Bullet
- NNBS programmers
- help
- Fuel Pump Issues
- no power under load
- NNBS Headers
- Need help tuning my Blazer
- need your guys help
- Another Exhaust question
- Gauge problem