Manufacturer:

www.sctflash.com
www.diablosport.com
www.cobbtuning.com
www.fuelairspark.com
www.ford.com
www.gm.com
www.chrysler.com

Direct competition:

www.bamachips.com

Competition:

www.speedsouth.com

News:

www.blueovalnews.com
www.gminsidenews.com
www.chryslerweblog.com
www.getrammed.com 

Local:

www.bamadragway.com www.alabamaracingscene.net

Ford enthusist forums:

www.svtperformance.com 
www.mustangexhaust.com
www.turbof150.com
www.explorerforum.com
www.performancetrucks.net
www.nloc.net

Gm enthusist forums:

www.LS1tech.com
www.performancetrucks.net
www.gtoforum.com 
www.ls1gto.com
www.lincolnvscadillac.com

Chrysler enthusist forums:

www.chryslerforum.com
www.300cforums.com
www.dodgeforum.com
www.srtforums.com/

Performance:

www.ststurbo.com
www.turbochargedpower.com
www.hellionpowersystems.com
www.turbobygarrett.com
www.precisionturbo.net
www.finishlinetrans.com/
www.paxton.com
www.vortech.com
www.kennebell.net
www.whipplesuperchargers.com