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For Sale: 2003 Mustang Cobra Parts. All used parts were pulled off my car at 22,000 miles with no issues. All prices excluding shipping and PP fees. I will only take PP. 3 SVT Center caps $ 50 2003 OEM Chin Spoiler used and has scratches but id not ripped (I purchased as spare) $ 120 2003...

Guys I know i am super anal about my car but i am hearing a gravelly sound from the engine bay (behind dash) after warmed up at about 3500 or 4000 rpms when i go WOT. I just replaced the alternator and it def did not do this before replacement? I have put about 150 miles on it since replacement...

Guys, There are a lot of alternator posts out there as well as a lot of different choices (Nations, Mechman, J2Fab, Pa Performance, Kenneth Miley Jr., stock rebuild, autozone, ebay special, etc.). Please answer all these questions to better help me and others know the options available. 1. What...

Guys, I knew i should rebuild the alt and change the pulley when i added the dual pumps and 4lb lower..... i didn't. Stock alternator 2003 cobra. 25k miles. Car seemed to run funny for a second, then i went to turn on radio and it went dead. ScT x4 showing 9 to 10 volts. Car boggs then seems...

Ok guys I feel like most of my tweaks are worked out from my upgrades however i abandoned corn (best guess is it is very inconsistent here) and am now running my 91 tune. Car runs good. But I think i might smell gas just a little and my lt fuel trim bank 1 at idle is 1.25 and bank 2 is 1.16...

Hi, Looking for good quality exact fit gauge pod for a 03 Vert. Column, Instrument cluster, or Full apillar Will all be considered. 1 or 2 pod setups (no 3 a pillar pods) Can buy new but wanted to see whats out there first. I'm in no hurry. I have a digital A/F on the dash and an x4 but i...

Guys see my My 2003 Redfire Vert Refresh/Upgrade/Modifications from Stock Thread for more info on my car. Recap. Got car upgraded from stock to ported blower with lots of supporting mods. Had car dynoed before clutch. Discovered clutch slipping when got car back (had 1 day). New clutch...

Guys, Steig Stage4 port 2.76 upper and 4lb lower. I didn't get the lbs of boost :( Had a fuel pump issue a few weeks ago so i added the fore system. 1050x ID injectors. Bassani catback exhaust. A/F was not showing on the graph but he said no lower than 11 on 91 and 11.5 on E54 (i think). SO a...

Guys, Went to tune and original stock pump was not keeping up. Going to upgrade now rather than just replace. I need advise! I have Steig Stage 4 Eaton, 2.76 upper and 4Lb lower, hopefully changing over to ID1050 (have AUS1000 and trying to return), 2600 BAP, etc... I went from stock to this...

Guys, I am almost complete with my modifications and I want to detail it out here. This is for my records but also to let others see what is working, what is not working, isssues, etc... Approximately 2 years ago I purchased, from this site, my second 2003 Redfire Cobra (sold the other one in...

Guys Who sells/manufactures these or has a set for sell on here! Thx

Guys, I purchased this TB and Plenum with a home port from a member. He seemed solid and competent but I am not and would like some feedback. I am mating this with a Steggy Stage 4 (i think) ported blower. How does it look? I can see where he maybe went through the plenum and welded it. Is...

Guys, I have searched long and hard for an old post that listed different opinions on what steps in what exact order to upgrade the IRS (wheel hop, improved drivability, etc...) and I just cant find it. It was something like: 1. Sub frame connectors 2. Lower IRS cradle bolt replacement 12...

Guys, Have my new to me '03 and I have my 2nd problem (1st was the transportation company scratched the bumper). Friday I went WOT or at least punched it and heard a pop. Scared me and I thought the worst!!! Car seems fine except for the boost gauge. Now under throttle it jumps 1/2 way or 3/4...

Guys, I had a Terminator for a short time 13 or so years ago but I am excited to have my new one. I purchased one I found on the market place. I have been lurking off and on for the past 10+ years. My name is Kevin and I hope the Terminator forum is still fairly active!! 2003 Redfire Vert...