I'm running true dual 2 1/4inch OEM style turbo mufflers and I HATE the way it sounds, too stockish, I'm thinking 2.5inch flowmasters?? Opinions?
Chris

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1988 Formula 355, mildly ported/polished Vortec heads, RPM intake, Comp Cams Extreme 268 cam, 650 Holley double pumper, 5-speed/3.73 Richmond gears, and N02 on the way
Old 1/4mile: 13.5@105mph

NEW PROJECT CAR: 78 Pontiac Grand Prix, 500 inch caddillac motor, edlebrock intake, 600cfm holley, B@M TH350 tranny, 16inch Iroc-Z rims, blacked out chrome

[This message has been edited by ChrisFormula355 (edited September 16, 2000).]

 

On a 500 c.i. engine I'd be running dual 3" exhaust.

Steve

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Spohn Performance: F-Body Chassis/Suspension Specialists

 

Dual 3" Dynomax Bullits

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"American made baby. 100% American iron. The muscle among the masses. My hero. Yep, you can take your ergonomically designed, space age, computer controlled, 4 door, cup holding map lighted split double wishbone split fold down retractable cargo covered moon roof piece of transportation and keep it. For I have felt the thunder. And I know the difference!"
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ICON Motorsports

 

Yeah, what Jester said.

 

Any turbo mufflers are going to be pretty much quiet.