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Thread: slp power pak
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04-18-2007, 08:52 AM #1
- Join Date
- Apr 2007
- Location
- Louisiana
- Posts
- 3
Black- 1998 Formula
slp power pak
Hi all, this is my first post, but I have been reading this forum for a long time. I have a '98 formula with 67xxx original miles. I am ready for upgrades!
I am considering the SLP performance pack (350hp) including the lid, cold air intake, smooth bellow mod and the loudmouth II catback system for ~ $700 from their website. Is this pak worth the price?? How do the loudmouth II's sound?? This will continue to be a daily driver but with upgrades.
Looking for your professional opinions....
Thank, Mark
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04-18-2007, 09:58 AM #2
- Join Date
- Aug 2005
- Location
- Cape Coral, FL
- Age
- 39
- Posts
- 3,100
Mystic Teal- 99 Trans Am & 01 CBR 929
I can let you know what it sounds like with LT headers and ORY.
http://video.google.com/videoplay?do...93645542&hl=en
http://video.google.com/videoplay?do...33519440&hl=en
as for the price.. Its not to bad seeing as it comes from SLP but you could save a little money just going with the LM, SLP lid and K&N filter. you don treally need the bellow and you can mod your intake box for free. I believe there is a write up somewhere on here
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04-18-2007, 10:07 AM #3
- Join Date
- Aug 2005
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- Thornton, CO
- Posts
- 23,773
Red Tint Jewelcoat- 2008 Trailblazer SS
Not worth it.
Plus...the 350HP SLP claims isn't at the wheels. It is flywheel.
And the LS1 makes that at the flywheel stock.
Loudmouth is a good catback....IF you plan on not modding anything else on the exhaust. Otherwise...get something else. With headers my Loudmouth sounded horrible...so bad I got rid of it.
Smooth bellows are an appearance mod. No power gains.
Lid is a good thing and the only part I would consider buying from SLP.2008 Trailblazer SS
Yank PTB3600, Kooks 1 7/8" LT's, 4" intake, E-fans, Magnaflow, Sonnax kit, tranny cooler, tune.
Lowered, HID's, tinted.
1999 Pontiac Trans Am WS.6 #1747 SOLD
531.1 RWHP 481.3 FT/Pounds all motor.
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04-18-2007, 10:08 AM #4
free mods, do the fernco mod, 8 bux at home depot or 60 bucks to SLP.
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04-18-2007, 10:35 AM #5
- Join Date
- Aug 2006
- Location
- Tulsa, Oklahoma
- Age
- 36
- Posts
- 344
Navy Blue Metallic- 2001 camaro SS A4
Here is a web site of LS1 sounds. It gives you an idea of what they sound like. http://www.ls1sounds.com/
[SIGPIC][/SIGPIC]
SS #2988, A4, Navy Blue Metalic, 335HP Dual Dual Exhaust, Chrome 10 spokes, Floor mats, Dash plaque, and SS Grille
Best ET 13.08 @ 106.1, 2.00 60', with SLP lid
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04-18-2007, 12:33 PM #6
- Join Date
- Apr 2007
- Location
- Louisiana
- Posts
- 3
Black- 1998 Formula
Thanks for the input guys. Sounds like just because it comes as a package doesn't always mean the best deal. Looks like I'll shop a bit more. I am definately looking at the lid and a catback exhaust. I didn't want the exhaust to be "raspy" and I never heard the Loudmouth II's.
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