Earls -8 Male to -6 Male Union Reducer - 991912ERL DAD 4 V8 1968 GMC K35/K3500

4 V8 1968 GMC K35/K3500 Pickup 307/5 V8 1968 - 1969 GMC K35/K3500 Pickup 396/6

Part Number: 817804

To top it off

50-inch mandrel-bent tubing flowing into a Flowmaster 50 Series Big Block™ muffler for a muscular exterior sound

7 V8 1984 - 1986 Chevrolet K10 350/5

Earls -8 Male to -6 Male Union Reducer - 991912ERL DAD 4 V8 1968 GMC K35/K3500Overview: Blue Anodized Lightweight Aluminum Construction. Available for Any Plumbing Situation And Many Custom Applications. Features: Made in the USA Available for Any Plumbing Situation And Many Custom Applications. Blue Anodized Aluminum Application: Year Make Model Submodel Engine Size Universal Specs: Adapter AN Size ( A ) 8 AN MALE Adapter AN Size ( B ) 6 AN MALE Adapter Type AN Male Union Brand Earls Emission Code 5 Finish Anodized Blue