Okay, I was under my brother's truck yesterday and WOW! do all the Vortec 5.7L V8 trucks have true duals all the way back to the muffler? The pipes look to be 2.5 or 2.75 diameter.Sweet.
Okay, I was under my brother's truck yesterday and WOW! do all the Vortec 5.7L V8 trucks have true duals all the way back to the muffler? The pipes look to be 2.5 or 2.75 diameter.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
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