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Re: Should I put a cat back exhuast in before I get a custom tune?
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Originally Posted by 5.7L JWL
Wherever you get it from, check it over really well at the hanger points. One of my hanger point welds was burnt through. Took it back to Summit (about 15mi. from my house)and they replaced it no ?? asked. Also don't freak out at the size. At first I thought they sent me a Diesel exhaust. I could not believe the diff. in size compared to the stock pipe.
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ok, thanks! I think mine was drop shipped from Magnlaflow. I will def check it over in the daylight!
2003 Silverado Z-71 ecsb, 5.3L, 3.73, 265/75/16 Bridgestone Dueler 693(oem); Magnaflow 3" SI/SO Cat Back(p/n15778) and now waiting for Justin's tune!
For Sale: $1500 '89 K1500 eclb w/ 7.5' Fisher electric hydraulic reconditioned plow. 33" BFG AT's HD leafs in the rear.
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