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Mod | | | Forums66 Topics128,214 Posts1,057,488 Members48,473 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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| | | | Joined: May 2009 Posts: 47 New Guy | | New Guy Joined: May 2009 Posts: 47 | The part no. is 16643 by Magnaflow Performance exaust.This part no is for 66-72 but my truck is a 65 GMC coil spring truck,and a long box.My truck has a 4" drop in the rear and I still have clearance. They recomend 1/2 " for clearance.The mufflers and tail pipe do sit up high in the box like stock. there is still travel room for the rear end , aprox 3 or 4 ". Something I dont worry about because I will never carry anything in the back anyways. | | |
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