May want to consider porting your intake manifold too, I'd assume you're looking at the 80mm throttle body, won't be too productive if your intake manifold is still 75mm.
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Specs: 2004 4.6L SCAB | Gryphon Programmer 87 Performance | Magnaflow True Dual Exhaust - Rear Cat Delete | S&B CAI | Summit Underdrive Pulleys | Troyer eFans (ordered) | Smittybilt Bullbar | Procomp 6" Driving Lights | UWS Toolbox | Rhino Lining | Chrome Steprails | 2.5" Leveling Kit | 265/70/R17 Goodyear Wrangler AT's
Vids: Magnaflow Startup & Revs - Interior Exhaust Sounds
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