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  1. 2.2L Bolt on Header?

    I have my 05 cobalt with a 2.2l and recently bought a shorty header and 2.5" down pipe from zzp. Well i took the header to get it installed and it doesnt fit even though it clearly says on there site it fits the 2.2.:evil: Anyway its going back and i was just wondering if anyone knows of a...
  2. Wanted: ZZP Exhaust Parts

    Wanted (Car Related Only)
    Name: Patrick Location: Oklahoma, USA Contact Information: Private Message I'm looking for the following parts: ZZP Midlength Header & Downpipe - Auto transmission size; 1.5" primaries; Catted (200 or 400 Cell) ZZP Catback - 2.5" with resonator ZZP Throttlebody Wire Adapter - (6 pin to 8...
  3. Header

    Engine Mods
    where can i find a header for an 07 cobalt with a 2.2 it does not have an SAI i'm looking for a long tube header and a 2.5 catted inch down pipe thanks
  4. Exhaust Almost Complete, Come on UPS Guy..

    Engine Mods
    So over the past couple weeks ive been spending some extra cash on my car, and so far my exhaust is comprised of: Badmab header ZZP 2.5" catted downpipe Magnaflow #11226 Universal Muffler (2.5" inlet/outlet) Magnaflow #18146 Glass Pack (in place of resonator)(2.5" inlet/outlet) Trubenz 2.5" 304...
  5. HELP!!! My Cobalt Sounds Like a Diesel....

    Problems and Service
    OK, now before anyone gets on my case. my car sounds like a diesel, as in, there is an apparent, loud noise when my car is under power (not revving in neutral) coming from what sounds like the down pipe. i tightened the flanges, and even went as far as taking the exhaust off, plugging both ends...
  6. Header with Stock Exhaust

    Engine Mods
    I am trying to figure out exactly what exhaust setup i want and its pretty overwhelming. I have a 2008 2.2 automatic, and all i have done is an intake. i have been thinking about buying the bad mab header so i can just bolt it up to my stock exhaust, but as i keep reading alot of guys are saying...
  7. Pace Setter.

    Engine Mods
    i want some headers for my 2.2 and ive heard these are good. opinions??
  8. 2008 Cobalt LS Exhaust Question

    New Member Introductions
    I bought a 2008 Cobalt LS 5-Speed recently and am looking to upgrade the exhaust. I know it's way cheap but I was looking for a header on eBay and found most are good headers except the outlet is 3.25" which is a weird size. I'm looking at doing a full 2.5" exhaust but with the outlet of these...
  9. Horsepower Gain from Different Exhausts?

    Engine Mods
    does anyone know which exhaust systems give you what horsepower? eg. headers: pacesetter, DC, Vibrant CatBack: Megan, Borla, DC, Magnaflow, GMPP
  10. Help My Build Please

    Engine Mods
    im going to be getting these parts. i read the fourm about all of it, but im still confused. i have a 06 ls sadan 2.2 tsudo cat back cobalt performance 4:1 header/downpipe will the tsudo mount onto the downpipe? i will be getting the cat back first. then the header and downpipe. after the...
  11. Header/downpipe Question

    Engine Mods
    So I'm debating on what I want to do with my car next. I have 2.2L LT with a injen cold air intake and B&M Shift plus (not really performance but nice to have). Would getting Vibrant headers/downpipe combo with 2.4 mani+ 2.4TB and 45# injectors with a tune give me a pretty big boost of power...