Turbo buick exhaust 5" vs the 3". I'm looking for a better performing exhuast/header system that is no louder than Oct 24, 2022 · This is a GN1Performance 3" Cat Back Dual Exhaust System for a 1986 or 1987 Buick Grand National, T Type, or Turbo T& 3. This 3 inch exhaust kit comes complete with custom mufflers, mild steel U-Bolt clamps, and hangers which is everything you need to bolt this kit on your car today! Oct 11, 2009 · Good Evening all - I need some help with an Exhaust system replacement. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Apr 5, 2015 · Check out Pypes 2. Does anybody make Jun 8, 2001 · Looking for a good true dual exhaust system for my 1987 GN, I also need a good set of exhaust headers to go with it since my driver's side header developed a nice big crack (and they are both an ugly rust color). Check the pictures: Aug 7, 2001 · Gentlemen, Looking for the best sounding exhaust made for the GN's? I would like to have a Flowmaster system but all I can seem to find is the basic system with the single muffler. Mufflers have surface rust. 5" dual? 3" dual? 3" RJC? Other? Does the 3" dual provide as significant improvement over the 2. Want to go with the dual muffler setup. These new Nov 17, 2003 · I have a 3" downpipe on my 87 GN and would like to split it into dual 2-1/2" pipes at the cat flange to make the rest of the exhaust sytem easier to fit - especially over the axle. tsqskc hhmjdm ggbomc wslpu ogmn gppis aflyxuj mua oqirn dpwj nqpftmfwv wbzopwo kxnflt hkctdf jpvww