Hedman Black Maxx Headers - 1.75 in Primary - 3 in Collector - Black Ceramic - GM Fullsize SUV / Truck 1967-87 (Pair) 34001-27351-CBR Indexing positions the ground strap

Indexing positions the ground strap of the spark plug properly for best piston dome clearance and un-shrouds the electrode for a more even burn and possible gains of 5-15 horsepower

And Quieter Than Ever

1981-1992 Dodge D350

Extra Thick - w/Locating Tabs

When we designed the Extreme Performance 16

Hedman Black Maxx Headers - 1.75 in Primary - 3 in Collector - Black Ceramic - GM Fullsize SUV / Truck 1967-87 (Pair) 34001-27351-CBR Indexing positions the ground strapProduct Description: Headers Black Maxx 1. 75 in Primary 3 in Collector Gaskets Hardware Included Steel Black Ceramic GM Fullsize SUV Truck 1967 87 Pair Hedman Hedders, began as a one man shop in 1954. Bob Hedman, founder of Hedman Hedders, sold his highly sought after exhaust tubes to fellow racers on the salt flats of the Mojave Desert. But, what started out as a way to make a few bucks to pay for Bobs racing hobby, quickly turned into the premier