Earls -10 AN Female to -6 AN Male Flare Reducer - 9892106ERL caps-rotors-and-contacts Experience has proven that this

Experience has proven that this flange size is ideal to maintain header integrity and be pliable enough to seal each exhaust port

7L V8 350 CID With Crank Sensor Port Provision 1996-2003 GMC W3500 Forward 5

6 V8 2004 - 2008 Ford F-150 XLT 281/4

7L V8 1987 - 1988 GMC V3500   350/5

1-1/2 inch Product Type Headers Tube Material Mild Steel Warning California Proposition 65

Earls -10 AN Female to -6 AN Male Flare Reducer - 9892106ERL caps-rotors-and-contacts Experience has proven that thisOverview: Blue Anodized Lightweight Aluminum Construction. Available for Any Plumbing Situation And Many Custom Applications. Features: Blue Anodized Aluminum Made in the USA Available for Any Plumbing Situation And Many Custom Applications. Application: Year Make Model Submodel Engine Size Universal Specs: Adapter AN Size ( A ) 10 AN FEMALE Adapter AN Size ( B ) 6 AN MALE Adapter Type AN Male Female Reducer Brand Earls Emission Code 5 Finish Anodized