ZZP 3 Chamber Straight Flow Mufflers Stage Kits Series III - 04-07 Grand

Series III - 04-07 Grand Prix

The MAF block off plate will either be used on the lower charge pipe if you want to keep your MAF in the intake pipe "Draw through" or it can be installed in your intake pipe so the MAF can be relocated in the lower charge pipe to be converted to a "Blow through" design which will require tuning

***These coil overs are drop shipped directly from BC Racing

STS-V Models w/ Heavy Duty Brakes - J56 & STS-V Supercharged Models Rear

and a couple others

ZZP 3 Chamber Straight Flow Mufflers Stage Kits Series III - 04-07 GrandIncludes: (2) Mufflers with brackets and tips (2) Clamps They are a 3 chambered full stainless steel constructed muffler that replaced the "Flopro" muffler that used to come with our 3800 cat back exhausts. They are noticeably quieter with substantially less drone. These will install in minutes and use the factory rubber hangers when you are attaching them to a ZZP catback. They are center in and center out design so they will not work as stock