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slp loudmouth

  1. HP gains

    2005-2010 Mustang GT Tech
    I have a 06 mustang gt. 4.6l. I am wondering how much HP gain I have gotten from the mods I put on. I have a jlt series 3 CAI with a 93 octane tune. Also have o/r x pipe with SLP loudmouth axle back. Thanks for ur help!!!
  2. Has anyone tried Slp loudmouth resonators?

    4.6L Tech
    hey i was wondering if anyone here has bought the SLP Loudmouth resonators from american muscle and if so what result have you had with them. im looking to make a car sound a lil louder but dont want to spend 300$ plus on some actual system. I saw these on american muscle for pretty cheap so id...
  3. 2004 Mustang V6 Exhaust Ideas ?

    V6 Talk
    Hey, I have a 2004 Mustang 3.8L V6 and I'm looking to get the exhaust done this summer. I want to get the most agressive sound possible out of it. I had Flowmasters in mind but I also like the sound of the SLP Loudmouth's as well. Could anyone tell me what would be best ??!!!??? :worship:worship
  4. Shipping time for Slp axle back

    2011-2014 Mustang Talk
    ok, so Im overseas in turkey at the moment and ill be back in the states in oct and I was wondering how long would it take to have a axle back exhaust kit shipped to my address in fl? Im aware that companies may have different shipping periods, I just want to know the average time it would take...
  5. 02 Roush - SLP Loudmouth exhaust opinions

    4.6L Talk
    I own an 02 Roush with the obvious side exhaust. I've been through multiple exhaust setups, now I want to try the SLP Loudmouth resonators coming out the side. From experience I know that side exhaust notes are a lot different than rear exit exhaust notes, so I'd like to get some opinions on how...
  6. Can I put a slp loudmouth exhaust on my 2005 roush stage 1

    2005-2010 Mustang Talk
    I was wondering if i got the slp loudmouth exhaust for my mustang if i ran it through the squared tips if it would mess with the sound or performance. thank you!
  7. Mustang Exhaust System-Magnaflow versus SLP Loudmouth

    5.0L Tech
    Hello. I own a 1989 Mustang 5.0 LX Hatchback and had some questions about the exhaust system. I've heard a lot about Flowmaster but I was leaning towards Magnaflow because of it's stainless steel construction, polished look, and and straight-through mufflers. It was the definite winner until I...
  8. Thoughts on SLP Loudmouth 1 for 1999-2004 Mustang GT?

    4.6L Tech
    I have a 2000 Mustang GT and I am in need of a new exhaust from the cats and back. I was looking at Borla but unfortunately the price was raised and is not an option anymore. I continued to look and found that the SLP Loudmouth 1 is a very good sounding exhaust. I just wanted to get somebody...
  9. Slp loudmouths with catted h and long tube headers

    2005-2010 Mustang GT Tech
    Seeking opinions on whether matching SLP Loudmouths with JBA Long Tube Headers and Catted H Pipe will be too overly loud. Also installing FRPP Hotrod Cams, I definately am looking for as radical sound, but don't want to set off neighbor's alarms and wake the kids 2 blocks away unless I'm FOT...
  10. Intalled my SLP Loudmouths today....

    2005-2010 Mustang GT Tech
    If you are thinking of getting them go for it, I am very happy with them. great sound. easy to install, I didnt even jack the car up. I would put a clip of them but I have no clue how to, :headscratch: Edit: Installed.... missed a letter in the title:laugh:
  11. SLP Headers, X-pipes, Loudmouths good or bad?

    2005-2010 Mustang Talk
    i want to get Lt headers and a x pipe with my SLP loudmouths. SLP seems to be a quality product and i don;t want any connection issues so i was looking at their headers and mid pipe. are they good products or should i get someone elses stuff. Im a FNG but i want to install them myself so are...
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