03 150 performance 4.6 questions

Discussion in 'Engine & Performance' started by naturalborntex, Apr 20, 2013.

  1. naturalborntex

    naturalborntex Full Access Member

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    Hey y'all, on my 4.6 I plan to make some performance mods & wanted to see what y'all would get/do:

    Heads:
    Headers:
    Exhaust:
    Programmer/tuner:

    What would y'all do? I was thinking cobra heads, new aftermarket headers, buying the programmer & doing FM 40s catback duals. And is there any good muffler shops here in SA?

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  2. ak_cowboy

    ak_cowboy Penguin Hunter

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    longtube headers.
    2.25" Dual exhaust with hi-flo cats (magnaflow universal) Magnaflow muffler also, FM sound like crap on modular motors
    Get an SCT tuned by Mike at 5 Star (See his section in the Vendor threads)

    How many miles? What do you use the truck for? How much money are you looking at spending?
     
  3. naturalborntex

    naturalborntex Full Access Member

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    I have 163 on her right now. I plan to put my low profile red/blues / siren & all if that gives a clue. But its also just for me to have fun with. :D

    How much is each you're recommending? Money isn't necessarily an issue, though I'm not looking to spend TONS of cash I don't have. Its just for the HP kick and if I floor it I want to be put in my own place lol.

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  4. BlackThundah

    BlackThundah Aka LilWhiteFiddy

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    I don't really know how much all that will cost you, or what prices are down there, but I got my truck priced yesterday for a flowmaster super 40 catback exhaust si/do with tips and its gonna cost $390. And thats the cheapest around for me. :facepalm:
     
  5. naturalborntex

    naturalborntex Full Access Member

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    Yeah 350 for me on catback flowmaster 40s. Apparently the magnaflow will cost more :banghead:

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  6. BlackThundah

    BlackThundah Aka LilWhiteFiddy

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    I walked in there thinking about 300 at the most, I think my jaw hit the floor when he said 390 for the flowmaster and more for the magnaflow. haha He told me prices go up about every 6 months.
     
  7. MyFX4Project

    MyFX4Project TRUCKIT

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    If it makes you feel any better, I paid 260+ tax for the shop to run true duals from headers back and I already had the mufflers, xpipe, and tips. Thats the cheapest I could find.

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  8. MyFX4Project

    MyFX4Project TRUCKIT

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    On a side note, I would recommend doing longtubes with true duals and get a tuner, if you still aren't satisfied you could look at a cai, efans, larger throttle body...

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  9. naturalborntex

    naturalborntex Full Access Member

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    Would they be cheaper? I was considering true duals but they don't have the cat or anything right?

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  10. MyFX4Project

    MyFX4Project TRUCKIT

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    Depends on which kind you get. My obx longtubes had the option of cats or not. I decided not to get them because we don't have inspection in kansas

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